UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* Riviera Holdings Corporation -------------------------------------------------------------------------------- (Name of Issuer) Common Stock, $.001 par value per share -------------------------------------------------------------------------------- (Title of Class of Securities) 769627 10 0 --------------------------------------------- (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: [X] 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 disclosure 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, as amended ("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 9 pages CUSIP NO. 769627 10 0 -------------------------------------------------------------------------------- 1. NAME OF REPORTING PERSONS S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON American International Group, Inc. I.R.S. Identification No. 13-2592361 -------------------------------------------------------------------------------- 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ] (b) [ ] -------------------------------------------------------------------------------- 3. SEC USE ONLY -------------------------------------------------------------------------------- 4. CITIZENSHIP OR PLACE OF ORGANIZATION Incorporated under the laws of the State of Delaware -------------------------------------------------------------------------------- 5. SOLE VOTING POWER NUMBER OF 0 SHARES -------------------------------------------------- BENEFICIALLY 6. SHARED VOTING POWER OWNED BY 0 EACH -------------------------------------------------- REPORTING 7. SOLE DISPOSITIVE POWER PERSON 0 WITH -------------------------------------------------- 8. SHARED DISPOSITIVE POWER 0 -------------------------------------------------------------------------------- 9. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 0 -------------------------------------------------------------------------------- 10. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES [ ] -------------------------------------------------------------------------------- 11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 0% -------------------------------------------------------------------------------- 12. TYPE OF REPORTING PERSON HC Page 2 of 9 CUSIP NO. 769627 10 0 -------------------------------------------------------------------------------- 1. NAME OF REPORTING PERSONS S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON AIG Retirement Services, Inc. I.R.S. Identification No. 95-4715639 -------------------------------------------------------------------------------- 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ] (b) [ ] -------------------------------------------------------------------------------- 3. SEC USE ONLY -------------------------------------------------------------------------------- 4. CITIZENSHIP OR PLACE OF ORGANIZATION Organized under the laws of the State of Delaware -------------------------------------------------------------------------------- 5. SOLE VOTING POWER NUMBER OF 0 SHARES -------------------------------------------------- BENEFICIALLY 6. SHARED VOTING POWER OWNED BY 0 EACH -------------------------------------------------- REPORTING 7. SOLE DISPOSITIVE POWER PERSON 0 WITH -------------------------------------------------- 8. SHARED DISPOSITIVE POWER 0 -------------------------------------------------------------------------------- 9. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 0 -------------------------------------------------------------------------------- 10. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES [ ] -------------------------------------------------------------------------------- 11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 0% -------------------------------------------------------------------------------- 12. TYPE OF REPORTING PERSON OO Page 3 of 9 CUSIP NO. 769627 10 0 -------------------------------------------------------------------------------- 1. NAME OF REPORTING PERSONS S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON SunAmerica Life Insurance Company I.R.S. Identification No. 52-0502540 -------------------------------------------------------------------------------- 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ] (b) [ ] -------------------------------------------------------------------------------- 3. SEC USE ONLY -------------------------------------------------------------------------------- 4. CITIZENSHIP OR PLACE OF ORGANIZATION Incorporated under the laws of the State of Arizona -------------------------------------------------------------------------------- 5. SOLE VOTING POWER NUMBER OF 0 SHARES -------------------------------------------------- BENEFICIALLY 6. SHARED VOTING POWER OWNED BY 0 EACH -------------------------------------------------- REPORTING 7. SOLE DISPOSITIVE POWER PERSON 0 WITH -------------------------------------------------- 8. SHARED DISPOSITIVE POWER 0 -------------------------------------------------------------------------------- 9. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 0 -------------------------------------------------------------------------------- 10. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES [ ] -------------------------------------------------------------------------------- 11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 0% -------------------------------------------------------------------------------- 12. TYPE OF REPORTING PERSON IC Page 4 of 9 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 ITEM 2 (a). NAME OF PERSON(S) FILING: American International Group, Inc. AIG Retirement Services, Inc. SunAmerica Life Insurance Company ITEM 2 (b). ADDRESS OF PRINCIPAL BUSINESS OFFICE(S): American International Group, Inc. 70 Pine Street New York, New York 10270 AIG Retirement Services, Inc. 1 SunAmerica Center Century City Los Angeles, California 90067 SunAmerica Life Insurance Company 1 SunAmerica Center Century City Los Angeles, California 90067 ITEM 2 (c). CITIZENSHIP: The information requested hereunder is set forth under Item 4 of the cover pages to this Schedule 13G. ITEM 2 (d). TITLE OF CLASS OF SECURITIES: Common Stock, $.001 par value per share ITEM 2 (e). CUSIP NUMBER: 769627 10 0 Page 5 of 9 ITEM 3. TYPE OF PERSONS FILING: American International Group, Inc.: (g) Parent Holding Company, in accordance with Rule 13d-1(b) (ii) (G) promulgated under the Securities Exchange Act of 1934, as amended (the "Act") AIG Retirement Services, Inc.: Passive Investor pursuant to Rule 13d-1(c) SunAmerica Life Insurance Company: (c) Insurance Company as defined in Section 3 (a) (19) of the Act ITEM 4. OWNERSHIP. (a) through (c). The information requested hereunder is set forth under Items 5 through 9 and Item 11 of the cover pages to this Schedule 13G. ITEM 5. OWNERSHIP OF FIVE PERCENT OR LESS OF 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. See Exhibit 1 attached hereto for the information requested hereunder with respect to the relevant subsidiaries of American International Group, Inc. ITEM 8. IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP. Not applicable. ITEM 9. NOTICE OF DISSOLUTION OF GROUP. Not applicable. Page 6 of 9 ITEM 10. CERTIFICATION. (a) By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and 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 such purpose or effect. (b) By signing below I certify that, to the best of my 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. 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. Date: February 13, 2006 AMERICAN INTERNATIONAL GROUP, INC. By /s/ Kathleen E. Shannon ------------------------------------ Name: Kathleen E. Shannon Title: Senior Vice President and Secretary AIG RETIREMENT SERVICES, INC. By /s/ Christine A. Nixon ------------------------------------ Name: Christine A. Nixon Title: Vice President and Deputy Chief Legal Counsel SUNAMERICA LIFE INSURANCE COMPANY By /s/ Christine A. Nixon ------------------------------------ Name: Christine A. Nixon Title: Senior Vice President and General Counsel Page 7 of 9 EXHIBIT INDEX Exhibit 1 Identification and Classification of the Subsidiaries Which Acquired the Security Being Reported on by the Parent Holding Company Page 8 of 9