After two successful comedy albums, Comedy Minus One (1973) and the Grammy Award-nominated A Star Is Bought (1975), Brooks left the stand-up circuit to try his hand as a filmmaker; his first film, The Famous Comedians School, was a satiric short that appeared on PBS and was an early example of the mockumentary sub-genre.
School for Comedians
December 5, 1972 on The Flip Wilson Show
1973 on The Tonight Show
with Johnny Carson May 17,1983