Knock Knock Jokes

Knock, knock!
Who’s there?
Lettuce.
Lettuce who?

“Knock knock”.
“Who’s their”.
“Justin”.
“Justin who”?

Knock, knock.
Who is there?
Pee on.
Pee on who?

Knock, knock.
Who’s there?
Interrupting Cow.

Knock Knock
Who’s there?
Hutch
Hutch who?

“Knock knock”
“Who’s there?”
“Cow”
“Cow who?”