Pinnacle Entertainment to Present at Macquarie Small- & Mid-Cap Conference

LAS VEGAS, June 14, 2010 /PRNewswire via COMTEX/ --Pinnacle Entertainment (NYSE: PNK) management will present tomorrow at the Macquarie Small- & Mid-Cap Conference in New York, NY. A copy of the presentation will be accessible at the Investor Relations section of the Company's corporate website, www.pnkinc.com.

About Pinnacle Entertainment

Pinnacle Entertainment, Inc. owns and operates casinos in Louisiana, Missouri, Indiana, Nevada and Argentina. In March 2010, Pinnacle opened its newest casino, River City, in south St. Louis County, Missouri. Pinnacle is also developing a casino in Baton Rouge, Louisiana.

River City is a registered trademark of Pinnacle Entertainment, Inc. All rights reserved.

    CONTACT:
    Lewis Fanger                                Kerry Andersen
    Vice President, Investor Relations          Director, Community & Public
    702/541-7777 or investors@pnkmail.com       Relations
                                                337/395-7631 or
                                                kandersen@ldlmail.com

    Richard Land, Jim Leahy
    Jaffoni & Collins Incorporated
    212/835-8500 or pnk@jcir.com

SOURCE Pinnacle Entertainment