Graduating from a gruelling 300 stand-up shows a year, he turned his material into what would become his crowning achievement, leading quirky characters Elaine, George and Kramer to certified comedy gold in the smash-hit sitcom Seinfeld. Arguably one of the greatest comedians of his time, Jerry Seinfeld has been entertaining audiences with his witty observations of the mundane little wrinkles of life since he stepped up to the mic in 1976.