1988 - Stupid Human Tricks (Dave Does One)
9:12
Stupid Human Tricks on Letterman, May 26, 1986
6:56
Fan Request: The Amazing Regurgitator Swallows Light Bulbs And More | Letterman
6:55
Stupid Pet Tricks.. One Real Smart Dog and One That Tries Hard:)
5:35
Randall Richman Master Magician: Johnny Carson Appearance
7:57
David Letterman - Stupid Human Tricks
8:03
Hollywood Squares Funny Outtakes
8:06
Letterman | Stupid Human Tricks | 1987
9:39