SECURITIES AND EXCHANGE COMMISSION

                             Washington, D.C. 20549


                                  SCHEDULE 13G
                    Under The Securities Exchange Act of 1934

                           Rhapsody Acquisition Corp.
             ------------------------------------------------------
                                (Name of Issuer)


                    Common Stock, par value $0.0001 per share
             ------------------------------------------------------
                         (Title of Class of Securities)


                                    762014108
             ------------------------------------------------------
                                 (CUSIP Number)


                                December 27, 2007
             ------------------------------------------------------
             (Date of Event Which Requires Filing of this statement)

     Check the appropriate box to designate the rule pursuant to which this
Schedule is filed:

[ ]  Rule 13d-1(b)

[X]  Rule 13d-1(c)

[ ]  Rule 13d-1(d)


The remainder of this cover page shall be filled out for a reporting person's
initial filing on this form with respect to the subject class of securities, and
for any subsequent amendment containing information which would alter the
disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed
to be "filed" for the purpose of Section 18 of the Securities Exchange Act of
1934 ("Act") or otherwise subject to the liabilities of that section of the Act
but shall be subject to all other provisions of the Act (however, see the
Notes).



                               Page 1 of 13 Pages





CUSIP No. 762014108                     13G                  Page 2 of 13 Pages


-----------------------------------------------------------------------
     (1)    NAMES OF REPORTING PERSONS
            I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS

            D.B. Zwirn & Co., L.P. 02-0597442
-----------------------------------------------------------------------
     (2)    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **
                                                               (a)  [X]
                                                               (b)  [ ]
-----------------------------------------------------------------------
     (3)    SEC USE ONLY
-----------------------------------------------------------------------
     (4)    CITIZENSHIP OR PLACE OF ORGANIZATION

            Delaware
-----------------------------------------------------------------------
NUMBER OF      (5)  SOLE VOTING POWER
                    0
SHARES         --------------------------------------------------------

BENEFICIALLY   (6)  SHARED VOTING POWER
                    318,500 shares of Common Stock
OWNED BY       --------------------------------------------------------

EACH           (7)  SOLE DISPOSITIVE POWER
                    0
REPORTING      --------------------------------------------------------

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                    318,500 shares of Common Stock
-----------------------------------------------------------------------
     (9)     AGGREGATE AMOUNT BENEFICIALLY OWNED
             BY EACH REPORTING PERSON
             318,500 shares of Common Stock
-----------------------------------------------------------------------
     (10)    CHECK BOX IF THE AGGREGATE AMOUNT
             IN ROW (9) EXCLUDES CERTAIN SHARES **
                                                                    [ ]
-----------------------------------------------------------------------
     (11)    PERCENT OF CLASS REPRESENTED
             BY AMOUNT IN ROW (9)
             5.06%
-----------------------------------------------------------------------
     (12)    TYPE OF REPORTING PERSON **
             PN
-----------------------------------------------------------------------


                     ** SEE INSTRUCTIONS BEFORE FILLING OUT!





CUSIP No. 762014108                     13G                  Page 3 of 13 Pages


-----------------------------------------------------------------------
     (1)    NAMES OF REPORTING PERSONS
            I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS

            D.B. Zwirn Special Opportunities Fund, L.P. 73-1637217
-----------------------------------------------------------------------
     (2)    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **
                                                               (a)  [X]
                                                               (b)  [ ]
-----------------------------------------------------------------------
     (3)    SEC USE ONLY
-----------------------------------------------------------------------
     (4)    CITIZENSHIP OR PLACE OF ORGANIZATION

            Delaware
-----------------------------------------------------------------------
NUMBER OF      (5)  SOLE VOTING POWER
                    0
SHARES         --------------------------------------------------------

BENEFICIALLY   (6)  SHARED VOTING POWER
                    128,221 shares of Common Stock
OWNED BY       --------------------------------------------------------

EACH           (7)  SOLE DISPOSITIVE POWER
                    0
REPORTING      --------------------------------------------------------

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                    128,221 shares of Common Stock
-----------------------------------------------------------------------
     (9)     AGGREGATE AMOUNT BENEFICIALLY OWNED
             BY EACH REPORTING PERSON
             128,221 shares of Common Stock
-----------------------------------------------------------------------
     (10)    CHECK BOX IF THE AGGREGATE AMOUNT
             IN ROW (9) EXCLUDES CERTAIN SHARES **
                                                                    [ ]
-----------------------------------------------------------------------
     (11)    PERCENT OF CLASS REPRESENTED
             BY AMOUNT IN ROW (9)
             2.04%
-----------------------------------------------------------------------
     (12)    TYPE OF REPORTING PERSON **
             PN
-----------------------------------------------------------------------


                     ** SEE INSTRUCTIONS BEFORE FILLING OUT!





CUSIP No. 762014108                     13G                  Page 4 of 13 Pages


     (1)    NAMES OF REPORTING PERSONS
            I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS

            D.B. Zwirn Special Opportunities Fund, Ltd.
-----------------------------------------------------------------------
     (2)    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **
                                                               (a)  [X]
                                                               (b)  [ ]
-----------------------------------------------------------------------
     (3)    SEC USE ONLY
-----------------------------------------------------------------------
     (4)    CITIZENSHIP OR PLACE OF ORGANIZATION

            Cayman Islands, British West Indies
-----------------------------------------------------------------------
NUMBER OF      (5)  SOLE VOTING POWER
                    0
SHARES         --------------------------------------------------------

BENEFICIALLY   (6)  SHARED VOTING POWER
                    190,279 shares of Common Stock
OWNED BY       --------------------------------------------------------

EACH           (7)  SOLE DISPOSITIVE POWER
                    0
REPORTING      --------------------------------------------------------

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                    190,279 shares of Common Stock
-----------------------------------------------------------------------
     (9)     AGGREGATE AMOUNT BENEFICIALLY OWNED
             BY EACH REPORTING PERSON
             190,279 shares of Common Stock
-----------------------------------------------------------------------
     (10)    CHECK BOX IF THE AGGREGATE AMOUNT
             IN ROW (9) EXCLUDES CERTAIN SHARES **
                                                                    [ ]
-----------------------------------------------------------------------
     (11)    PERCENT OF CLASS REPRESENTED
             BY AMOUNT IN ROW (9)
             3.02%
-----------------------------------------------------------------------
     (12)    TYPE OF REPORTING PERSON **
             CO
-----------------------------------------------------------------------


                    ** SEE INSTRUCTIONS BEFORE FILLING OUT!





CUSIP No. 762014108                     13G                  Page 5 of 13 Pages


-----------------------------------------------------------------------
     (1)    NAMES OF REPORTING PERSONS
            I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS

            DBZ GP, LLC             42-1657316
-----------------------------------------------------------------------
     (2)    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **
                                                               (a)  [X]
                                                               (b)  [ ]
-----------------------------------------------------------------------
     (3)    SEC USE ONLY
-----------------------------------------------------------------------
     (4)    CITIZENSHIP OR PLACE OF ORGANIZATION

            Delaware
-----------------------------------------------------------------------
NUMBER OF      (5)  SOLE VOTING POWER
                    0
SHARES         --------------------------------------------------------

BENEFICIALLY   (6)  SHARED VOTING POWER
                    318,500 shares of Common Stock
OWNED BY       --------------------------------------------------------

EACH           (7)  SOLE DISPOSITIVE POWER
                    0
REPORTING      --------------------------------------------------------

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                    318,500 shares of Common Stock
-----------------------------------------------------------------------
     (9)     AGGREGATE AMOUNT BENEFICIALLY OWNED
             BY EACH REPORTING PERSON
             318,500 shares of Common Stock
-----------------------------------------------------------------------
     (10)    CHECK BOX IF THE AGGREGATE AMOUNT
             IN ROW (9) EXCLUDES CERTAIN SHARES **
                                                                    [ ]
-----------------------------------------------------------------------
     (11)    PERCENT OF CLASS REPRESENTED
             BY AMOUNT IN ROW (9)
             5.06%
-----------------------------------------------------------------------
     (12)    TYPE OF REPORTING PERSON **
             OO
-----------------------------------------------------------------------


                     ** SEE INSTRUCTIONS BEFORE FILLING OUT!





CUSIP No. 762014108                     13G                  Page 6 of 13 Pages


-----------------------------------------------------------------------
     (1)    NAMES OF REPORTING PERSONS
            I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS

            Zwirn Holdings, LLC             30-0080444
-----------------------------------------------------------------------
     (2)    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **
                                                               (a)  [X]
                                                               (b)  [ ]
-----------------------------------------------------------------------
     (3)    SEC USE ONLY
-----------------------------------------------------------------------
     (4)    CITIZENSHIP OR PLACE OF ORGANIZATION

            Delaware
-----------------------------------------------------------------------
NUMBER OF      (5)  SOLE VOTING POWER
                    0
SHARES         --------------------------------------------------------

BENEFICIALLY   (6)  SHARED VOTING POWER
                    318,500 shares of Common Stock
OWNED BY       --------------------------------------------------------

EACH           (7)  SOLE DISPOSITIVE POWER
                    0
REPORTING      --------------------------------------------------------

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                    318,500 shares of Common Stock
-----------------------------------------------------------------------
     (9)     AGGREGATE AMOUNT BENEFICIALLY OWNED
             BY EACH REPORTING PERSON
             318,500 shares of Common Stock
-----------------------------------------------------------------------
     (10)    CHECK BOX IF THE AGGREGATE AMOUNT
             IN ROW (9) EXCLUDES CERTAIN SHARES **
                                                                    [ ]
-----------------------------------------------------------------------
     (11)    PERCENT OF CLASS REPRESENTED
             BY AMOUNT IN ROW (9)
             5.06%
-----------------------------------------------------------------------
     (12)    TYPE OF REPORTING PERSON **
             OO
-----------------------------------------------------------------------


                    ** SEE INSTRUCTIONS BEFORE FILLING OUT!






CUSIP No. 762014108                     13G                  Page 7 of 13 Pages


-----------------------------------------------------------------------
     (1)    NAMES OF REPORTING PERSONS
            I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS

            Daniel B. Zwirn
-----------------------------------------------------------------------
     (2)    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **
                                                               (a)  [X]
                                                               (b)  [ ]
-----------------------------------------------------------------------
     (3)    SEC USE ONLY
-----------------------------------------------------------------------
     (4)    CITIZENSHIP OR PLACE OF ORGANIZATION

            United States
-----------------------------------------------------------------------
NUMBER OF      (5)  SOLE VOTING POWER
                    0
SHARES         --------------------------------------------------------

BENEFICIALLY   (6)  SHARED VOTING POWER
                    318,500 shares of Common Stock
OWNED BY       --------------------------------------------------------

EACH           (7)  SOLE DISPOSITIVE POWER
                    0
REPORTING      --------------------------------------------------------

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                    318,500 shares of Common Stock
-----------------------------------------------------------------------
     (9)     AGGREGATE AMOUNT BENEFICIALLY OWNED
             BY EACH REPORTING PERSON
             318,500 shares of Common Stock
-----------------------------------------------------------------------
     (10)    CHECK BOX IF THE AGGREGATE AMOUNT
             IN ROW (9) EXCLUDES CERTAIN SHARES **
                                                                           [ ]
-----------------------------------------------------------------------
     (11)    PERCENT OF CLASS REPRESENTED
             BY AMOUNT IN ROW (9)
             5.06%
-----------------------------------------------------------------------
     (12)    TYPE OF REPORTING PERSON **
             IN
-----------------------------------------------------------------------


                     ** SEE INSTRUCTIONS BEFORE FILLING OUT!






CUSIP No. 762014108                     13G                  Page 8 of 13 Pages


Item 1.

(a)  Name of Issuer

            Rhapsody Acquisition Corp. (the "Issuer")

(b) Address of Issuer's Principal Executive Offices:

         10 East 53rd Street
         New York, New York 10022

Item 2(a).  Name of Person Filing
Item 2(b).  Address of Principal Business Office
Item 2(c).  Citizenship

            D.B. Zwirn & Co, L.P.
            745 Fifth Avenue, 18th Floor
            New York, NY 10151
            Citizenship:  Delaware

            D.B. Zwirn Special Opportunities Fund, L.P. c/o D.B. Zwirn & Co.,
            L.P. 745 Fifth Avenue, 18th Floor
            New York, NY 10151
            Citizenship:  Delaware

            D.B. Zwirn Special Opportunities Fund, Ltd. c/o Goldman Sachs
            (Cayman) Trust, Limited
            P.O. Box 896 George Town
            Harbour Centre, 2nd Floor
            Grand Cayman, Cayman Islands
            British West Indies
            Citizenship:  Cayman Islands, British West Indies

            DBZ GP, LLC
            c/o D.B. Zwirn & Co., L.P.
            745 Fifth Avenue, 18th Floor
            New York, NY 10151
            Citizenship:  Delaware

            Zwirn Holdings, LLC
            c/o D.B. Zwirn & Co., L.P.
            745 Fifth Avenue, 18th Floor
            New York, NY 10151
            Citizenship:  Delaware

            Daniel B. Zwirn
            c/o D.B. Zwirn & Co., L.P.
            745 Fifth Avenue, 18th Floor
            New York, NY 10151
            Citizenship:  United States

(d)  Title of Class of Securities

        Common Stock, par value $0.0001 per share ("Common Stock")

(e)  CUSIP Number





CUSIP No. 762014108                     13G                  Page 9 of 13 Pages


         762014108

Item 3. If this statement is filed pursuant to Rule 13d-1(b), or 13d-2(b), check
 whether the person filing is a:

(a) [ ] Broker or dealer registered under Section 15 of the Act (15 U.S.C. 78o).

(b) [ ] Bank as defined in Section 3(a)(6) of the Act (15 U.S.C. 78c).

(c) [ ] Insurance company as defined in Section 3(a)(19) of the Act (15
        U.S.C. 78c).

(d) [ ] Investment company registered under Section 8 of the Investment Company
        Act of 1940 (15 U.S.C. 80a-8).

(e) [ ] An investment adviser in accordance with Rule 13d-1(b)(1)(ii)(E);

(f) [ ] An employee benefit plan or endowment fund in accordance with Rule
        13d-1(b)(1)(ii)(F);

(g) [ ] A parent holding company or control person in accordance with Rule
        13d-1(b)(1)(ii)(G);

(h) [ ] A savings association as defined in Section 3(b) of the Federal
        Deposit Insurance Act (12 U.S.C. 1813);

(i) [ ] A church plan that is excluded from the definition of an investment
        company under Section 3(c)(14) of the Investment Company Act of 1940
        (15 U.S.C. 80a-3);

(j) [ ] Group, in accordance with Rule 13d-1(b)(1)(ii)(J).

If this statement is filed pursuant to Rule 13d-1(c), check this box. [x]

Item 4.     Ownership

(a)  Amount Beneficially Owned

          As of the date of this filing, D.B. Zwirn & Co., L.P., DBZ GP, LLC,
Zwirn Holdings, LLC, and Daniel B. Zwirn may each be deemed the beneficial owner
of (i) 128,221 shares of Common Stock owned by D.B. Zwirn Opportunities Fund,
L.P. and (ii) 190,279 shares of Common Stock owned by D.B. Zwirn Special
Opportunities Fund, Ltd. (each entity referred to in (i) through (ii) is herein
referred to as a "Fund" and, collectively, as the "Funds").

          D.B. Zwirn & Co., L.P. is the manager of the Funds, and consequently
has voting control and investment discretion over the shares of Common Stock
held by the Fund. Daniel B. Zwirn is the managing member of and thereby controls
Zwirn Holdings, LLC, which in turn is the managing member of and thereby
controls DBZ GP, LLC, which in turn is the general partner of and thereby
controls D.B. Zwirn & Co., L.P. The foregoing should not be construed in and of
itself as an admission by any Reporting Person as to beneficial ownership of
shares of Common Stock owned by another Reporting Person. In addition, each of
D.B. Zwirn & Co., L.P., DBZ GP, LLC, Zwirn Holdings, LLC and Daniel B. Zwirn
disclaims beneficial ownership of the shares of Common Stock held by the Funds.





CUSIP No. 762014108                     13G                 Page 10 of 13 Pages

(b)  Percent of Class

          Based upon the Issuer's Quarterly Report on Form 10-Q for the
quarterly period ended September 30, 2007, the total number of outstanding
shares of Common Stock as of November 15, 2007 was 6,300,000. Therefore, (i)
D.B. Zwirn Special Opportunities Fund, L.P. owns approximately 2.04% of the
outstanding shares of Common Stock, (ii) D.B. Zwirn Special Opportunities Fund,
Ltd. owns approximately 3.02% of the outstanding shares of Common Stock and
(iii) each of D.B. Zwirn & Co., L.P., DBZ GP, LLC, Zwirn Holdings, LLC and
Daniel B. Zwirn may be deemed to beneficially own approximately 5.06% of the
outstanding shares of Common Stock. The foregoing should not be construed in and
of itself as an admission by any Reporting Person as to beneficial ownership of
shares of Common Stock owned by another Reporting Person.

(c) Number of shares as to which such person has:

            (i)    Sole power to vote or to direct the vote:

                       See Item 4(a)

            (ii)   Shared power to vote or to direct the vote

                       See Item 4(a)

            (iii)  Sole power to dispose or to direct the disposition of

                       See Item 4(a)

            (iv)   Shared power to dispose or to direct the disposition of

                       See Item 4(a)

Item 5.  Ownership of Five Percent or Less of a Class

         Not applicable.

Item 6.  Ownership of More than Five Percent on Behalf of Another Person.

         Not applicable.

Item 7.  Identification and Classification of the Subsidiary Which Acquired
the Security Being Reported on By the Parent Holding Company

         Not applicable.

Item 8.  Identification and Classification of Members of the Group

         See Exhibit I.

Item 9.  Notice of Dissolution of Group

         Not applicable

Item 10. Certification

By signing below each of the undersigned certifies that, to the best of its
knowledge and belief, the securities referred to above were not acquired and are
not held for the purpose of or with the effect of changing or influencing the
control of the issuer of the





CUSIP No. 762014108                     13G                 Page 11 of 13 Pages


securities and were not acquired and are not held in connection with or as a
participant in any transaction having that purpose or effect.

Exhibits:

Exhibit I: Joint Filing Agreement, dated as of January 2, 2008, by and among
D.B. Zwirn Special Opportunities Fund, L.P., D.B. Zwirn Special Opportunities
Fund, Ltd., D.B. Zwirn & Co., L.P., DBZ GP, LLC, Zwirn Holdings, LLC and Daniel
B. Zwirn.





CUSIP No. 762014108                     13G                 Page 12 of 13 Pages


                                     SIGNATURE

After reasonable inquiry and to the best of its knowledge and belief, each of
the undersigned certifies that the information with respect to it set forth in
this statement is true, complete, and correct.

Dated: January 2, 2008

D.B. ZWIRN SPECIAL OPPORTUNITIES             D.B. ZWIRN SPECIAL OPPORTUNITIES
FUND, LTD.                                   FUND, L.P.
By: D.B. Zwirn & Co., L.P.                   By: D.B. Zwirn & Co., L.P.
By: DBZ GP, LLC,                             By: DBZ GP, LLC,
    its General Partner                          its General Partner
By: Zwirn Holdings, LLC,                     By: Zwirn Holdings, LLC,
    its Managing Member                          its Managing Member

D.B. ZWIRN & CO., L.P.                       ZWIRN HOLDINGS, LLC
By: DBZ GP, LLC,
    its General Partner
By: Zwirn Holdings, LLC,
    its Managing Member

DBZ GP, LLC
By: Zwirn Holdings, LLC,
    its Managing Member




                                 By: /s/ Lawrence D. Cutler
                                     ---------------------------
                                     Name: Lawrence D. Cutler
                                     Title: Authorized Signatory




/s/ Lawrence D. Cutler
--------------------------------
LAWRENCE D. CUTLER, as Attorney-in-
Fact for Daniel B. Zwirn



The Power of Attorney dated as of November 7, 2007 executed by Daniel B. Zwirn,
 authorizing Lawrence D. Cutler to sign and file this Schedule 13G on Daniel B.
Zwirn's behalf, which was filed with the Schedule 13G filed with the Securities
  and Exchange Commission on November 19, 2007 by such Reporting Persons with
 respect to the common stock of Oracle Healthcare Acquisition Corp., is hereby
                           incorporated by reference.





CUSIP No. 762014108                     13G                 Page 13 of 13 Pages


                                    EXHIBIT I

                             JOINT FILING AGREEMENT

This will confirm the agreement by and among the undersigned that the Schedule
13G filed with the Securities and Exchange Commission on or about the date
hereof with respect to the beneficial ownership by the undersigned of the common
stock of Energy Infrastructure Acquisition Corp. is being filed, and all
amendments thereto will be filed, on behalf of each of the persons and entities
named below in accordance with Rule 13d-1(k) under the Securities Exchange Act
of 1934, as amended. This Agreement may be executed in two or more counterparts,
each of which shall be deemed an original, but all of which together shall
constitute one and the same instrument.

Dated: January 2, 2008

D.B. ZWIRN SPECIAL OPPORTUNITIES             D.B. ZWIRN SPECIAL OPPORTUNITIES
FUND, LTD.                                   FUND, L.P.
By: D.B. Zwirn & Co., L.P.                   By: D.B. Zwirn & Co., L.P.
By: DBZ GP, LLC,                             By: DBZ GP, LLC,
    its General Partner                          its General Partner
By: Zwirn Holdings, LLC,                     By: Zwirn Holdings, LLC,
    its Managing Member                          its Managing Member

D.B. ZWIRN & CO., L.P.                       ZWIRN HOLDINGS, LLC
By: DBZ GP, LLC,
    its General Partner
By: Zwirn Holdings, LLC,
    its Managing Member

DBZ GP, LLC
By: Zwirn Holdings, LLC,
    its Managing Member




                                 By: /s/ Lawrence D. Cutler
                                     ---------------------------
                                     Name: Lawrence D. Cutler
                                     Title: Authorized Signatory




/s/ Lawrence D. Cutler
--------------------------------
LAWRENCE D. CUTLER, as Attorney-in-
Fact for Daniel B. Zwirn