World heavyweight boxing champ Muhammad Ali takes the verbal punches as he's roasted by Dean Martin, Orson Welles, Floyd Patterson, Freddie Prinze, Gabriel Kaplan, Foster Brooks, Isabel Sanford, Howard Cosell, Rocky Graziano, Sherman Hemsley, Tony Orlando, Ruth Buzzi, Georgia Engel, Nipsey Russell, Wilt Chamberlain, Red Buttons, Charlie Callas and Gene Kelly.