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Test video from the failed first attempt at the ""Late Night Monkey Cam;"" ""Supermarket Finds;"" Michael Keaton plugs Gung Ho; another ""Regulator Guy"" promo; a call to Arnie Barnes; Mariel Hemingway; Roseanne (Barr) does stand-up.
First Air Date : Feb 01, 1982
Last Air date : Jun 25, 1993
Episode : 1377 Episode
Season : 12 Season
Runtime: 60:14 minutes
Studio: NBC
Country:
Cast: David Letterman