Video: 'Smothers Brothers Comedy Hour (1967) - Bob Crane and Dick Smothers Sing About "Pollution"' (Feb. 26, 1967)

(Sunday, February 5, 1967, 9:00-10:00 p.m. EST) — The Smothers Brothers Comedy Hour, an American comedy and variety show television series featuring content that appealed to contemporary youth viewership with daring political satire humor and major music acts and hosted by 30-year old Tom Smothers and his 27-year-old brother Dick Smothers, premiered tonight on CBS.