MGM MIRAGE and Mandalay Resort Group Announce Extension of Closing Date

March 23, 2005

MGM MIRAGE (NYSE: MGG) and Mandalay Resort Group (NYSE: MBG) today announced that the outside closing date of their merger has been extended to June 30, 2005 in accordance with the terms of the Merger Agreement between the parties. The appointment last week of additional members to the Illinois Gaming Board will enable MGM MIRAGE's application before that agency to be acted upon after being reviewed by the fully constituted Illinois Gaming Board. The merger remains subject to customary closing conditions and successful completion of the approval process in Illinois and Michigan. MGM MIRAGE anticipates the merger will be completed in the second quarter of 2005.


MGM MIRAGE (NYSE: MGG), headquartered in Las Vegas, Nevada, is one of the world's leading and most respected hotel and gaming companies. The Company owns and operates 11 casino resorts located in Nevada, Mississippi and Michigan, and has investments in three other casino resorts in Nevada, New Jersey and the United Kingdom. For more information about MGM MIRAGE, please visit the company's website at

About Mandalay Resort Group

Mandalay Resort Group owns and operates 11 properties in Nevada: Mandalay Bay, Luxor, Excalibur, Circus Circus, and Slots-A-Fun in Las Vegas; Circus Circus -- Reno; Colorado Belle and Edgewater in Laughlin; Gold Strike and Nevada Landing in Jean and Railroad Pass in Henderson. The company also owns and operates Gold Strike, a hotel/casino in Tunica County, Mississippi. The company owns a 50% interest in Silver Legacy in Reno, and owns a 50% interest in and operates Monte Carlo in Las Vegas. In addition, the company owns a 50% interest in and operates Grand Victoria, a riverboat in Elgin, Illinois, and owns a 53.5% interest in and operates MotorCity in Detroit, Michigan.

Forward-Looking Statements

This news release contains forward-looking statements within the meaning of the "safe harbor" provisions of the Private Securities Litigation Reform Act of 1995, including statements about future financial and operating results and MGM MIRAGE's anticipated acquisition of Mandalay Resort Group. These statements are based on management's current expectations and beliefs and are subject to a number of risks, uncertainties and assumptions that could cause actual results to differ materially from those described in the forward-looking statements. The pertinent risk factors for each company can be found in its Form 10-K on file with the SEC.

SOURCE: MGM MIRAGE; Mandalay Resort Group

CONTACT: Investors, Jim Murren, President, CFO and Treasurer,
+1-702-693-8877, or media, Alan Feldman, Senior Vice President, Public
Affairs, +1-702-891-7147, both of MGM MIRAGE; or media, George Sard, or
Stephanie Pillersdorf, both of Citigate Sard Verbinnen, +1-212-687-8080, for
MGM MIRAGE; or Investors, Glenn Schaeffer, President and CFO of Mandalay
Resort Group, +1-702-632-6710; or Media, Joele Frank of Joele Frank,
Wilkinson, Brimmer, Katcher, +1-212-355-4449, for Mandalay Resort Group