Knock Knock Jokes

Joke: Knock knock!
Who's there?
Amos.
Amos who?
A mosquito. Open the door so I can bite you!

Joke: Knock knock!
Who's there?
Suspense.
Suspense who?
...... Ah!

Joke: Knock knock!
Who's there?
John Danglerdoo!
John Danglerdoo who?
Really, how many John Danglerdoo's do you know? Let me in it's cold out here.

Joke: Knock knock!
Who's there?
Knock knock!
Who's there?
Knock knock!
Who's there?!
Oh I'm just a tree branch, don't mind me.

Joke: Knock knock!
Who's there?
Nobody
Nobody who?
...

Joke: Knock knock!
Who's there?
Interruption snail.
Interrupting snail who?
*10 seconds pass*
Snail!

Joke: Knock knock!
Who's there?
The interrupting cow.
The interrupting c-
Mooooo!

Joke: Knock knock!
Who's there?
Says!
Says who?
Says me, that's who!

Joke: Knock knock!
Who's there?
Rufus!
Rufus who?
The roof! The roof! The Rufus on fire!

Joke: Knock knock!
Who's there?
Billy.
Billy who?
Are you senile? I said Johnathon.