Stupid Pet Tricks.. One Real Smart Dog and One That Tries Hard:)
9:04
Stupid Pet Tricks
7:58
Stupid Pet Tricks on Letterman, August 10, 1982
24:16
NOT THE SMARTEST DOGS - Derpy Dogs - LAUGH Compilation
10:52
Late Night With David Letterman Stupid Pet Tricks October 1983
8:47
The Dog That Tried To Bite Dave's Face Off | Letterman
10:12
Border Collie não é apenas o cão MAIS INTELIGENTE, mas também o MAIS ENGRAÇADO 😂
7:10
1990 - Stupid Pet (w/Air Major) and Stupid Human Tricks..
5:09