DESCRIPTION:
The West Coast cast of "Hair" performs on season 3, episode 8 of "The Smothers Brothers Comedy Hour" taped November 29th 1968 and aired December 8th, 1968. The songs performed are "The Age of Aquarius", "Hair" and "The Flesh Failures (Let the Sunshine In)".

http://www.imdb.com/title/tt0061296/combined

This clip is available on the Time Life "Smothers Brothers Comedy Hour - Best of Season 3" DVD (disc 1). It also includes The Doors, Harry Belafonte, Mama Cass Elliot and Liberace! Available from Amazon and other online stores.