UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION

                             Washington, D.C. 20549

                                    Form 8-K

                                 CURRENT REPORT


   Pursuant to Section 13 or 15(d) of the Securities and Exchange Act of 1934

         Date of Report (Date of earliest event reported): May 19, 2006

                          RIVIERA HOLDINGS CORPORATION
             (exact name of registrant as specified in its charter)

    Nevada                           000-21430                   88-0296885
(State or other                     (Commission                (IRS Employer
jurisdiction of                    File Number)              Identification No.)
 corporation)

   2901 Las Vegas Boulevard
       Las Vegas, Nevada                                    89109
 (Address of principal office)                            (Zip code)

Registrant's Telephone number,                          (702) 794-9237
      including area code


           (Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to
simultaneously satisfy the filing obligation of the registrant under any of the
following provisions (see General Instruction A.2. below):

[] Written communications pursuant to Rule 425 under the Securities Act (17 CFR
230.425)

[] Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR
240.14a-12)

[] Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange
Act (17 CFR 240.14d-2(b))

[] Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange
Act (17 CFR 240.13e-4(c))

Section 1 - Registrant's Business and Operations

Item 1.01 Entry into a Material Definitive Agreement.

     Effective  May 19,  2006,  Riviera  Holdings  Corporation  (the  "Company")
entered  into a  letter  agreement  with  Mark B.  Lefever,  pursuant  to  which
Mr.Lefever  will serve as the Company's  Treasurer and Chief Financial  Officer
("CFO") and as the  Executive  Vice  President - Finance,  Treasurer  and CFO of
Riviera Operating  Corporation ("ROC"), the Company's  wholly-owned  subsidiary.
The material terms of the agreement are as follows.

o                 base salary:  $250,000;

o                 eligibility for an award at the $100,000 level under the
                  Company's Incentive Compensation Program (the "Program") if
                  the Program's 2006 financial targets are met, but prorated for
                  the portion of 2006 during which Mr. Lefever is employed with
                  the Company;

o                 six months' severance pay in the event of termination for any
                  reason other than cause during Mr. Lefever's first 12 months
                  of employment; if the Company is sold to any party other than
                  Riv Acquisition Holdings Inc. or its affiliates during his
                  first 12 months of employment, then Mr. Lefever can elect to
                  terminate and be paid six months' salary;

o                 Mr. Lefever can cancel the above severance pay arrangements
                  and accept a salary continuation agreement with the Company
                  for a term ending on December 31, 2007, on such terms and
                  conditions that the Company establishes for its executive vice
                  presidents, when the Company establishes such salary
                  continuation agreements later this year;

o                 moving and health insurance expense reimbursements; and

o                 $500 monthly car allowance.

Section 5 - Corporate Governance and Management

Item 5.02 Departure of Directors or Principal Officers; Election of Directors;
Appointment of Principal Officers.

     On May 22, 2006, Mark B. Lefever was appointed as Treasurer and CFO of the
Company and as Executive Vice President - Finance, Treasurer and CFO of ROC. Mr.
Lefever fills the positions vacated by Duane Krohn, who retired on May 2,  2006.
William L.  Westerman,  the Company's and ROC's  Chairman of the Board and Chief
Executive  Officer,  had been serving in the  Treasurer  and CFO positions on an
interim basis since Mr.Krohn's retirement.  Biographical  information regarding
Mr. Lefever is in the Company's  press  release,  dated May 23,  2006,  which is
included  herein as Exhibit 99.1 and is  incorporated  herein by reference.  The
material  terms of  Mr.Lefever's  employment  with the Company are described in
Item 1.01 of this Form 8-K.

Section 9 - Financial Statements and Exhibits

Item 9.01 Financial Statements and Exhibits.
(a) Not applicable. (b) Not applicable. (c) Not applicable. (d) Exhibits:

99.1 Riviera Holdings Corporation press release, dated May 23, 2006.




                                    SIGNATURE

         Pursuant to the requirements of the Securities Exchange Act of 1934,
the registrant has duly caused this report to be signed on its behalf by the
undersigned hereunto duly authorized.

                       Date: May 24, 2006        RIVIERA HOLDINGS CORPORATION




                                                  By: /s/ Tullio Marchionne
                                                  Secretary