8:24

Dave's Mad Monkey Tea Party | Letterman

7:58

Stupid Pet Tricks on Letterman, August 10, 1982

9:04

Stupid Pet Tricks

11:14

Stupid Human Tricks 9/25/2012, The Late Show w/David Letterman

13:52

First Stupid Pet Tricks on The David Letterman Show, June 26, 1980

2:56

Bonnie Jacobson and Ginger: Stupid Pet Tricks, Late Night with David Letterman 12/3/1982

8:50

Stupid Pet Tricks on Letterman, September 24, 1985

6:55

Stupid Pet Tricks.. One Real Smart Dog and One That Tries Hard:)