Dave ‘Gets’ Jaclyn and Corena with Favorite Knock Knock Joke [VIDEO]

Seems you guys enjoyed Brett's struggle with the "30 Cows/28 Chickens" joke. Well try this one on for size. Oh, and try it with your friends. It's been in my family for years.

To be perfectly honest, my sister "caught" me with this one several times when I was a kid.

It apparently has lost none of its effectiveness. Watch: