Late Show with David Letterman - Season 6 Episode 149 Stupid Pet Tricks, Janeane Garofalo, Brian Regan
6.2663 minutes
The secret word is ""ball""; an audience member is stifled by a barbershop quartet in the latest edition of ""Who Asked For It?""; a dog gets injured during ""Stupid Pet Tricks,"" prompting Dave to keep on eye on him in the green room.