ABC brings back ‘Who Wants To Be A Millionaire’ 10 years later with celebrities

The 10th anniversary of Who Wants To Be A Millionaire brings the quiz show back to ABC with Regis Philbin returning as host and celebrity contestants. The two-week primetime event begins August 9, and the celebrities, the charities they're playing for and their experts (for the 'Ask An Expert' portion) have been announced. Some of the celebrities slated for the event are singer Katy Perry, with expert news anchor Sam Donaldson, Ugly Betty actress Vanessa Williams with ABC News's Chief Washington Correspondent George Stephanopoulos, The Hills' Lauren Conrad with journalist Cokie Roberts and rapper Snoop Dogg, with Jeopardy winner Ken Jennings as expert.