Ownership Submission
FORM 3
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
  High Desert Gaming, LLC
2. Date of Event Requiring Statement (Month/Day/Year)
08/08/2006
3. Issuer Name and Ticker or Trading Symbol
RIVIERA HOLDINGS CORP [RIV]
(Last)
(First)
(Middle)
900 NORTH MICHIGAN AVENUE, SUITE 1900, 
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director __X__ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

CHICAGO, IL 60611
6. Individual or Joint/Group Filing(Check Applicable Line)
___ Form filed by One Reporting Person
_X_ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security
(Instr. 4)
2. Amount of Securities Beneficially Owned
(Instr. 4)
3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)
4. Nature of Indirect Beneficial Ownership
(Instr. 5)
Common Stock 418,294
I
See footnotes (1) (2) (3)
Common Stock 418,294
I
See footnotes (4)
Common Stock 627,442
I
See footnotes (5) (6) (7)
Common Stock 123,200 (8)
D
 
Common Stock 627,441
I
See footnote (9)
Common Stock 75,300
I
See footnote (10)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 4)
2. Date Exercisable and Expiration Date
(Month/Day/Year)
3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)
4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)
6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
High Desert Gaming, LLC
900 NORTH MICHIGAN AVENUE, SUITE 1900
CHICAGO, IL 60611
    X    
LAMB PARTNERS
900 NORTH MICHIGAN AVENUE
CHICAGO, IL 60611
    X    
LAMB INVESTORS INC
900 NORTH MICHIGAN AVENUE
SUITE 1900
CHICAGO, IL 60611
    X    
LAMB LLC
0223 PLACER LANE
PO BOX 2147
ASPEN, CO 81612
    X    
ISLE INVESTORS LLC
900 NORTH MICHIGAN AVENUE
C/O LAMB PARTNERS
CHICAGO, IL 60611
    X    
BLUHM NEIL
900 NORTH MICHIGAN AVENUE
SUITE 1900
CHICAGO, IL 60611
    X    
CARLIN GREGORY A
900 NORTH MICHIGAN AVENUE
SUITE 1900
CHICAGO, IL 60611
    X    

Signatures

/s/ Greg Carlin (Manager, High Desert Gaming LLC) 08/17/2006
**Signature of Reporting Person Date

/s/ Neil Bluhm (Managing Member, LAMB Partners/By LAMB, LLC, Its managing partner) 08/17/2006
**Signature of Reporting Person Date

/s/ Neil Bluhm (Managing Member, LAMB Investors, Inc. /By LAMB, LLC, Its sole owner) 08/17/2006
**Signature of Reporting Person Date

/s/ Neil Bluhm (Managing Member, LAMB, LLC) 08/17/2006
**Signature of Reporting Person Date

/s/ Greg Carlin (Manager, ISLE Investors, LLC) 08/17/2006
**Signature of Reporting Person Date

/s/ Neil Bluhm 08/17/2006
**Signature of Reporting Person Date

/s/ Greg Carlin 08/17/2006
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 5(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) This is a joint filing by High Desert Gaming, LLC ("HDG"); LAMB Partners; LAMB, LLC ("LAMB"); LAMB Investors, Inc. ("LAMB Investors"); ISLE Investors, LLC ("ISLE"); Greg Carlin; Neil Bluhm (collectively, the "Reporting Persons"). (continued in footnote 2)
(2) (continued from footnote 1) Flag Luxury Riv, LLC ("FLR") directly owns 418,294 shares of Common Stock, par value $0.001 per share (the "Common Stock"), of Riviera Holdings Corp., a Nevada corporation. Flag Luxury Properties, LLC ("FLP"), as a member of FLR with a 100% equity interest in FLR, may be deemed to have beneficial ownership of the foregoing shares of Common Stock. MJX Flag Associates, LLC ("MJX"), as a member of FLP with an approximate 36% equity interest in FLP, may also be deemed to have beneficial ownership of the foregoing shares of Common Stock. Flag Leisure Group, LLC ("FLG"), as the managing member of FLP with an approximate 6.4% equity interest in FLP, may also be deemed to have beneficial ownership of the foregoing shares of Common Stock. (continued in footnote 3)
(3) (continued from footnote 2) Sillerman Real Estate Ventures, LLC ("SREV"), as a member of FLG with a 50% equity interest in FLG and substantially all of the equity of MJX, may also be deemed to have beneficial ownership of the foregoing shares of Common Stock. LMN 134 Family Company LLC ("LMN134"), with an ownership interest in MJX and an ultimate interest of approximately 0.61% in FLP, may also be deemed to have beneficial ownership of the foregoing shares of Common Stock. Robert Sillerman, as the sole member of SREV and President of MJX and with an ultimate interest of approximately 36% in FLP, may also be deemed to have beneficial ownership of the foregoing shares of Common Stock. Paul Kanavos, as President of FLR, FLP, and FLG, and with an ultimate interest of approximately 36.61% in FLP, may also be deemed to have beneficial ownership of the foregoing shares of Common Stock.
(4) RH1 directly owns 418,294 shares of Common Stock. ONIROT, as the sole member of RH1, may also be deemed to have beneficial ownership of the foregoing shares of Common Stock. Brett Torino, as the sole Trustee of ONIROT , may also be deemed to have beneficial ownership of the foregoing shares of Common Stock.
(5) Rivacq LLC ("Rivacq") directly owns 627,442 shares of Common Stock. SOF U.S. Hotel Co-Invest Holdings, L.L.C. ("SOF Co-Invest"), as the sole member of Rivacq, may also be deemed to have beneficial ownership of the foregoing shares of Common Stock. Each of SOF-VII U.S. Hotel Holdings, L.L.C. ("SOF VII") and I-1/I-2 U.S. Holdings, L.L.C. ("Hotel Fund"), as the sole members of SOF Co-Invest, may also be deemed to have beneficial ownership of the foregoing shares of Common Stock. (continued in footnote 6)
(6) (continued from footnote 5) Each of Starwood Global Opportunity Fund VII-A L.P., Starwood Global Opportunity Fund VII-B, L.P., Starwood U.S. Opportunity Fund VII-D, L.P., and Starwood U.S. Opportunity Fund VII-D-2, L.P. (the "Opportunity Funds"), as the sole members of SOF VII, may also be deemed to have beneficial ownership of the foregoing shares of Common Stock. Each of Starwood Capital Hospitality Fund I-1, L.P. and Starwood Capital Hospitality Fund I-2, L.P. (the "Hospitality Funds"), (continued in footnote 7)
(7) (continued from footnote 6) as the sole members of the Hotel Fund, may be deemed to have beneficial ownership of the foregoing shares of Common Stock. SOF-VII Management, L.L.C. ("SOF VII Management"), as the general partner of each of the Opportunity Funds, may also be deemed to have beneficial ownership of the foregoing shares of Common Stock. SCG Hotel Management, L.L.C. ("Hotel Management"), as the general partner of each of the Hospitality Funds, may also be deemed to have beneficial ownership of the foregoing shares of Common Stock. Starwood Capital Group Global, L.L.C. ("SCGG"), as the managing member of SOF VII Management and Hotel Management, may also be deemed to have beneficial ownership of the foregoing shares of Common Stock. Barry S. Sternlicht, as the Chairman and CEO of SCGG and CEO of SOF VII and Hotel Fund, may also be deemed to have beneficial ownership of the foregoing shares of Common Stock.
(8) Barry S. Sternlicht also directly holds 123,200 shares of Common Stock.
(9) HDG directly owns 627,441 shares of Common Stock. LAMB Partners, as a member of HDG with an approximate 74% equity interest in HDG, may also be deemed to have beneficial ownership of the foregoing shares of Common Stock. LAMB Investors, as a partner in LAMB Partners, may also be deemed to have beneficial ownership of the foregoing shares. LAMB, as the managing partner of LAMB Partners and holder of substantially all of the equity of LAMB Investors, may also be deemed to have beneficial ownership of the foregoing shares of Common Stock. Greg Carlin, as a manager of HDG, may also be deemed to have beneficial ownership of the foregoing shares of Common Stock. Neil Bluhm, as a manager of HDG and as managing member of LAMB, may also be deemed to have beneficial ownership of the foregoing shares of Common Stock.
(10) ISLE directly holds 75,300 shares of Common Stock. Accordingly, Greg Carlin, as the manager of ISLE, may also be deemed to have beneficial ownership of the foregoing shares of Common Stock. ISLE is the designated filer. The Reporting Persons are filing this joint Form 3 because they may be regarded as a group. However, each Reporting Person disclaims beneficial ownership of the shares owned by the other Reporting Persons and disclaims membership in a group, and this filing shall not constitute an acknowledgement that the Reporting Persons constitute a group.
 
Remarks:
This Form 3 is being filed in conjunction with the following  Form 3s filed on an even date herewith
by: (i) FLR, FLP, MJX, FLG, SREV, LMN134, Robert Sillerman, and Paul Kanavos ; (ii) RH1, ONIROT and
Brett Torino; (iii) Rivacq, SOF Co-Invest, SOF VII, Hotel Fund, the Opportunity Funds, and the
Hospitality Funds; and (iv) SOF VII Management, Hotel Management, SCGG, and Barry S. Sternlicht.

Exhibits:
99.1 - Joint Filer Information

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