Knock, knock...
Who's there?
Brittany.
Brittany who?
Knock, knock...
Who's there?
Brittany .
Brittany who?
Oops, I did it again
Did you hear about the guy that created the KNOCK KNOCK JOKE?
He won the NO-BELL prize.
Knock, knock.
Who's there?
Duane
Duane who?
Duane the bathtub, I'm drowning!