Knock Knock Jokes

Joke: Knock knock!
Who's there?
A little old lady.
A little old lady who?
Woah, I didn't know you could yodel!

Joke: Knock knock!
Who's there?
Tank.
Tank who?
Your welcome?

Joke: Knock knock!
Who's there?
I scream.
I scream who?
What are you? An angry owl?

Joke: Knock knock!
Who's there?
I.
I who?
Oh my gosh! The amnesia is worse that I thought!

Joke: Knock knock!
Who's there?
Boo!
Boo who?
Don't cry, it's just a joke!

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

Joke: Knock knock
Who's there?
Pete
Pete who?
Pete-za, but I ate it all!

Joke: Knock knock
Who's there?
The
The who?
They are a great band, but I don't know what they have to do with this.

Joke: Knock knock!
Who's there?
Interrupting dyslexic cow.
Interrupting dyslexic c-
Omo!

Joke: Knock knock!
Come in!
You ruined the joke!