Talk show host Oprah Winfrey arrives for a special screening of her ABC Network special 'Oprah Winfrey's Legend's Ball' in New York in this May 11, 2006 file photo. Winfrey has replaced Tom Cruise as the most world's most powerful celebrity and jailbird Paris Hilton has dropped off the annual Forbes magazine list of the 100 most influential stars, which was released on June 14, 2007. REUTERS/Keith Bedford/Files (UNITED STATES)