Question: An American stand-up comedian, actor, and author performed in Broaway shows such as West Side Story and in 1976 he enjoyed a two-year run starring in what NBC television sitcom?
Sentence (from "Doug Haining"): He has performed professionally since 1974, backing national artists such as Steve Allen, Don Rickles, Bob Hope, and others, and Broadway shows such as West Side Story, Cats, A Chorus Line and many others.
Relevant evidence: Yes