From Wikipedia the free encyclopedia Bob Zmuda born December 12 1949 is an American writer comedian producer and director best known as the sidekick cowriter and friend of cult personality Andy Kaufman Bob Zmuda occasionally portrayed Kaufmans Tony Clifton character on stage and for television appearances In a 2006 interview Zmuda told the Opie and Anthony Show that it was him as Tony Clifton with David Letterman and that Letterman did not find out until years after In 1986 Zmuda founded the American version of Comic Relief an annual event that raises money to help the homeless in the United States The event was televised on HBO and was hosted by comedians Robin Williams Billy Crystal and Whoopi Goldberg In 1999 Zmuda wrote a book about Kaufmans life entitled Andy Kaufman Revealed which purported to unveil many tricks and hoaxes that the two pulled off in front of audiences and television cameras in the 1980s One critic praised the book as the ultimate insiders look at Kaufmans life while some of Kaufmans fans and members of Kaufmans family criticized it for inaccuracies about Kaufman Later that year Miloš Forman directed Man on the Moon the story of Kaufmans life Zmuda created the Tony Clifton makeup for the film and made a brief appearance portraying comedian Jack Burns one of the producers who gets into a brawl on stage during one of Kaufmans appearances on the 198082 ABC Fridays Zmuda was also Man on the Moons coexecutive producer On camera the character of Bob Zmuda was played by Paul Giamatti Stanley Kaufman Andys father criticized Zmudas influence on the film shortly after its release writing in the form of Andy speaking from beyond the grave Description above from the Wikipedia article Bob Zmuda licensed under CCBYSA full list of contributors on Wikipedia