UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20549


                                  SCHEDULE 13G

                    UNDER THE SECURITIES EXCHANGE ACT OF 1934
                               (AMENDMENT NO. 1)*

                          Riviera Holdings Corporation
-------------------------------------------------------------------------------
                                (Name of Issuer)

                     Common Stock, $.001 Par Value Per Share
-------------------------------------------------------------------------------
                         (Title of Class of Securities)

                                    880296885
                                    ---------
                                 (CUSIP Number)

                                December 31, 2005
                                -----------------
                      (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 on 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 8




-----------------------                                  -----------------------
CUSIP No. 880296885                   13G                Page 2 of 8 Pages
-----------------------                                  -----------------------


---------- --------------------------------------------------------------------
        1  NAME OF REPORTING PERSON
           I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

           S.A.C. Capital Advisors, LLC
           --------------------------------------------------------------------
---------- --------------------------------------------------------------------
        2  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
                                                                     (a) |_|

                                                                     (b) |X|

---------- --------------------------------------------------------------------
        3  SEC USE ONLY

---------- --------------------------------------------------------------------
        4  CITIZENSHIP OR PLACE OF ORGANIZATION

           Delaware
--------------------- ----- ---------------------------------------------------
      NUMBER OF          5  SOLE VOTING POWER
        SHARES
     BENEFICIALLY           0
        OWNED         ----- ---------------------------------------------------
          BY             6  SHARED VOTING POWER
         EACH
      REPORTING             50,000 (see Item 4)
        PERSON        ----- ---------------------------------------------------
         WITH            7  SOLE DISPOSITIVE POWER

                            0
                      ----- ---------------------------------------------------
                         8  SHARED DISPOSITIVE POWER

                            50,000 (see Item 4)
---------- --------------------------------------------------------------------
        9  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

           50,000 (see Item 4)
---------- --------------------------------------------------------------------
       10  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
           |_|


---------- --------------------------------------------------------------------
       11  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

           0.4% (see Item 4)
---------- --------------------------------------------------------------------
       12  TYPE OF REPORTING PERSON*

           00
---------- --------------------------------------------------------------------
                       *SEE INSTRUCTION BEFORE FILLING OUT


                                  Page 2 of 8




-----------------------                                  -----------------------
CUSIP No. 880296885                   13G                Page 3 of 8 Pages
-----------------------                                  -----------------------


---------- --------------------------------------------------------------------
        1  NAME OF REPORTING PERSON
           I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

           S.A.C. Capital Management, LLC
---------- --------------------------------------------------------------------
        2  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
                                                                     (a) |_|

                                                                     (b) |X|

---------- --------------------------------------------------------------------
        3  SEC USE ONLY

---------- --------------------------------------------------------------------
        4  CITIZENSHIP OR PLACE OF ORGANIZATION

           Delaware
-------------------- ------ ---------------------------------------------------
      NUMBER OF          5  SOLE VOTING POWER
       SHARES
    BENEFICIALLY            0
        OWNED        ------ ---------------------------------------------------
         BY              6  SHARED VOTING POWER
        EACH
      REPORTING             50,000 (see Item 4)
       PERSON        ------ ---------------------------------------------------
        WITH             7  SOLE DISPOSITIVE POWER

                            0
                     ------ ---------------------------------------------------
                         8  SHARED DISPOSITIVE POWER

                            50,000 (see Item 4)
---------- --------------------------------------------------------------------
        9  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

           50,000 (see Item 4)
---------- --------------------------------------------------------------------
       10  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
           |_|


---------- --------------------------------------------------------------------
       11  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

           0.4% (see Item 4)
---------- --------------------------------------------------------------------
       12  TYPE OF REPORTING PERSON*

           00
---------- --------------------------------------------------------------------
                       *SEE INSTRUCTION BEFORE FILLING OUT


                                  Page 3 of 8




-----------------------                                  -----------------------
CUSIP No. 880296885                   13G                Page 4 of 8 Pages
-----------------------                                  -----------------------


---------- ---------------------------------------------------------------------
        1  NAME OF REPORTING PERSON
           I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

           Steven A. Cohen
---------- ---------------------------------------------------------------------
        2  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
                                                                       (a) |_|

                                                                       (b) |X|

---------- ---------------------------------------------------------------------
        3  SEC USE ONLY

---------- ---------------------------------------------------------------------
        4  CITIZENSHIP OR PLACE OF ORGANIZATION

           United States
-------------------- ------ ----------------------------------------------------
      NUMBER OF          5  SOLE VOTING POWER
       SHARES
    BENEFICIALLY            0
        OWNED        ------ ----------------------------------------------------
         BY              6  SHARED VOTING POWER
        EACH
      REPORTING             50,000 (see Item 4)
       PERSON        ------ ----------------------------------------------------
        WITH             7  SOLE DISPOSITIVE POWER

                            0
                     ------ ----------------------------------------------------
                         8  SHARED DISPOSITIVE POWER

                            50,000 (see Item 4)
---------- ---------------------------------------------------------------------
        9  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

           50,000 (see Item 4)
---------- ---------------------------------------------------------------------
       10  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
           |_|


---------- ---------------------------------------------------------------------
       11  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

           0.4% (see Item 4)
---------- ---------------------------------------------------------------------
       12  TYPE OF REPORTING PERSON*

           IN
---------- ---------------------------------------------------------------------
                       *SEE INSTRUCTION BEFORE FILLING OUT



                                  Page 4 of 8






                               
ITEM 1(a)                         NAME OF ISSUER:

                                  Riviera Holdings Corporation

ITEM 1(b)                         ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES:

                                  2901 Las Vegas Boulevard South
                                  Las Vegas, Nevada 89109

ITEMS 2(a)                        NAME OF PERSON FILING:

                                  This statement is filed by: (i) S.A.C. Capital Advisors, LLC, ("SAC Capital
                                  Advisors") with respect to shares of common stock, $.001 par value per share
                                  ("Shares") of the Issuer beneficially owned by S.A.C. Capital Associates, LLC
                                  ("SAC Capital Associates"); (ii) S.A.C. Capital Management, LLC, ("SAC Capital
                                  Management") with respect to Shares beneficially owned by SAC Capital Associates;
                                  and (iii) Steven A. Cohen with respect to Shares beneficially owned by SAC
                                  Capital Advisors, SAC Capital Management, and SAC Capital Associates.

ITEM 2(b)                         ADDRESS OF PRINCIPAL BUSINESS OFFICE:

                                  The address of the principal business office of (i) SAC Capital Advisors and Mr.
                                  Cohen is 72 Cummings Point Road, Stamford, Connecticut 06902 and (ii) SAC Capital
                                  Management is 540 Madison Avenue, New York, New York 10022.

ITEM 2(c)                         CITIZENSHIP:

                                  SAC Capital Advisors and SAC Capital Management are Delaware limited liability
                                  companies. Mr. Cohen is a United States citizen.

ITEM 2(d)                         TITLE OF CLASS OF SECURITIES:

                                  Common Stock, par value $.001 per share

ITEM 2(e)                         CUSIP NUMBER:

                                  880296885

ITEM 3                            Not Applicable

ITEM 4                            OWNERSHIP:

                                  The percentages used herein are calculated based upon the Shares issued and
                                  outstanding as of October 31, 2005 as reported on the Issuer's quarterly report
                                  on Form 10-Q filed with the Securities and Exchange Commission by the Issuer for
                                  the quarterly period ended September 30, 2005.



                                Page 5 of 8






                               
                                  As of the close of business on December 30, 2005:

                                  1. S.A.C. Capital Advisors, LLC
                                  (a) Amount beneficially owned: 50,000
                                  (b) Percent of class: 0.4%
                                  (c)(i) Sole power to vote or direct the vote: -0-
                                  (ii) Shared power to vote or direct the vote: 50,000
                                  (iii) Sole power to dispose or direct the disposition: -0-
                                  (iv) Shared power to dispose or direct the disposition: 50,000

                                  2. S.A.C. Capital Management, LLC
                                  (a) Amount beneficially owned: 50,000
                                  (b) Percent of class: 0.4%
                                  (c)(i) Sole power to vote or direct the vote: -0-
                                  (ii) Shared power to vote or direct the vote: 50,000
                                  (iii) Sole power to dispose or direct the disposition: -0-
                                  (iv) Shared power to dispose or direct the disposition: 50,000

                                  3. Steven A. Cohen
                                  (a) Amount beneficially owned: 50,000
                                  (b) Percent of class: 0.4%
                                  (c)(i) Sole power to vote or direct the vote: -0-
                                  (ii) Shared power to vote or direct the vote: 50,000
                                  (iii) Sole power to dispose or direct the disposition: -0-
                                  (iv) Shared power to dispose or direct the disposition: 50,000

                                  SAC Capital Advisors, SAC Capital Management and Mr. Cohen own directly no
                                  Shares. Pursuant to investment agreements, each of SAC Capital Advisors and SAC
                                  Capital Management share all investment and voting power with respect to the
                                  securities held by SAC Capital Associates. Mr. Cohen controls each of SAC Capital
                                  Advisors and SAC Capital Management. By reason of the provisions of Rule 13d-3 of
                                  the Securities Exchange Act of 1934, as amended, each of SAC Capital Advisors,
                                  SAC Capital Management and Mr. Cohen may be deemed to own beneficially 50,000
                                  Shares (constituting approximately 0.4% of the Shares outstanding). Each of SAC
                                  Capital Advisors, SAC Capital Management and Mr. Cohen disclaim beneficial
                                  ownership of any of the securities covered by this statement.




                                   Page 6 of 8






                               
ITEM 5                            OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS:

                                  If this statement is being filed to report the fact that as of the date hereof
                                  the reporting person has ceased to be the beneficial owner of more than five
                                  percent of the class of securities, check the following. |X|

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:

                                  Not Applicable

ITEM 9                            NOTICE OF DISSOLUTION OF GROUP:

                                  Not Applicable

ITEM 10                           CERTIFICATION:





         By signing below the signatory certifies that, to the best of his
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 securities and were not acquired and are not held
in connection with or as a participant in any transaction having that purpose or
effect.


                                  Page 7 of 8




                                    SIGNATURE

         After reasonable inquiry and to the best of my knowledge and belief, I
certify that the information set forth in this statement is true, complete and
correct.

Dated: February 14, 2006


S.A.C. CAPITAL ADVISORS, LLC


By: /s/ Peter Nussbaum
   -----------------------------------------
Name:  Peter Nussbaum
Title: Authorized Person


S.A.C. CAPITAL MANAGEMENT, LLC


By: /s/ Peter Nussbaum
   -----------------------------------------
Name:  Peter Nussbaum
Title: Authorized Person


STEVEN A. COHEN


By: /s/ Peter Nussbaum
   -----------------------------------------
Name:  Peter Nussbaum
Title: Authorized Person




                                  Page 8 of 8



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