Knock Knock Jokes

Joke: Knock knock!
Who's there?
Grab
Grab who?
Not me!

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.

Joke: Knock knock!
Who's there?
You know.
You know who?
Run Harry Potter!

Joke: Knock knock!
Who's there?
Mary
Mary who?
Marry me!

Joke: Knock knock!
Who's There?
Bumblebee
Bumblebee Who?
Bumblebee cold if you don't pull your pants up!

Joke: Knock knock!
Who's there?
Cows go!
Cows go who?
No, silly, cows go moo!

Joke: Knock knock!
Who's there?
Euripides!
Euripides who?
Euripides pants and I'm gonna be mad!

Joke: Knock knock!
Who's there?
Candice!
Candice who?
Candice get any better!

Joke: Knock knock!
Who's there?
Ya!
Ya who?
Nope, Google.