Pinnacle Entertainment Opens L'Auberge du Lac

LAS VEGAS, May 27 /PRNewswire-FirstCall/ -- Pinnacle Entertainment, Inc. announced that L'Auberge du Lac, the Company's $365 million casino resort located in Lake Charles, Louisiana, officially opened to the public on May 26.

Located on 227 acres of land, L'Auberge offers approximately 745 guestrooms, several restaurants, approximately 28,000 square feet of meeting space, a championship golf course designed by Tom Fazio, an expansive pool area, retail shops and a full-service spa. Unlike most other riverboat casinos, all of the public areas at L'Auberge (except the parking garage), and in particular the casino, are situated entirely on one level. The casino is surrounded on three sides by the hotel facility and other guest amenities, providing convenient access to approximately 1,600 slot machines and 60 table games.

"Thousands of people worked hard to design, build, and prepare L'Auberge for opening," said Daniel R. Lee, Chairman and CEO of Pinnacle Entertainment. "We have built a casino resort unlike any other, and we are excited to share it with the world."

About Pinnacle Entertainment

Pinnacle Entertainment owns and operates casinos in Nevada, Mississippi, Louisiana, Indiana and Argentina, and receives lease income from two card club casinos, both in the Los Angeles metropolitan area. On May 26, 2005, the Company opened L'Auberge du Lac, a major casino resort in Lake Charles, Louisiana. Pinnacle has also been selected for two casino development projects in the St. Louis, Missouri area, both of which are dependent upon final approval by the Missouri Gaming Commission.

All statements included in this press release, other than historical information or statements of historical fact, are "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of 1995. These forward-looking statements, including statements regarding the Company having adequate funding and cash flows to complete future projects, are based on management's current expectations and are subject to risks, uncertainties and changes in circumstances that could significantly affect future results. Accordingly, Pinnacle Entertainment cautions that the forward-looking statements contained herein are qualified by important factors that could cause actual results to differ materially from those reflected by such statements. Such factors include, but are not limited to, construction-related factors that could prevent the Company from completing its construction and development projects within budget and on time. For more information on the potential factors that could affect the Company's financial results and business, review the Company's filings with the SEC, including its Annual Report on Form 10-K, its Quarterly Reports on Form 10-Q and its Current Reports on Form 8-K.

For further information At the Company - (702) 784-7777: Dan Lee, Chairman & CEO Wade Hundley, President Steve Capp, CFO Chris Plant or Lewis Fanger, Investor Relations