Born July 21, 1951, Robin McLaurin Williams  was an American comedian and actor. Starting as a stand-up comedian in San Francisco and Los Angeles in the mid-1970s, he is credited with leading San Francisco's comedy renaissance. After rising to fame as Mork in Mork & Mindy (1978–82), Williams went on to establish a career in both stand-up comedy and feature film acting. He was known for his improvisational skills. He passed away on August 11, 2014.

Robin Williams Crazy First Appearance on Johnny Carson's Tonight Show:

Robin Williams Oscars Tribute 2015: