**FILE**Dallas Mavericks owner Mark Cuban watches his team play the Golden State Warriors in a NBA Western Conference first-round playoff basketball game in Oakland, Calif.,on April 27, 2007. Cuban, welterweight boxing champ Floyd Mayweather Jr.and Las Vegas headliner Wayne Newton are among the 12 celebrities who will compete when television's "Dancing With the Stars" returns Sept. 24, ABC announced Wednesday, Aug. 29 2007.(AP Photo/Marcio Jose Sanchez)