John Belushi was an American comedian, actor, and musician, best known as one of the original cast members of the NBC sketch comedy show Saturday Night Live. Belushi was also a founding member of The Blues Brothers musical act, which originated on SNL. His film career included iconic roles in "National Lampoon's Animal House" and "The Blues Brothers." His life was tragically cut short at the age of 33, leaving a lasting impact on comedy and film.