Golden Boy Oscar de la Hoya Hosts 54 BELOW, a Dazzling Winter Ball Celebrating 10 Years of Non-Stop Partying at Legendary Studio 54, December 7 LAS VEGAS, NV--(Marketwire - December 5, 2007) - WHAT: This holiday season, the legendary nightclub Studio 54 inside of MGM Grand presents its 10th anniversary celebration -- 54 BELOW -- a stunning...