Knock, knock.
Who’s there?
I don’t know.
I don’t know who?
I don’t know, you get the door.
Knock, knock.
Who’s there?
Dewey.
Dewey who?
Dewey we have to keep telling these knock knock jokes?
Knock, knock.
Who’s there?
Dwayne.
Dwayne who?
Dwayne the bathtub, I’m dwowning!
Knock, knock.
Who’s there?
Little old lady.
Little old lady who?
Wow! I didn’t know you could yodel.
Knock, knock.
Who’s there?
Cows go.
Cows go who?
No, silly. Cows go MOOOOOO!
Knock, knock.
Who’s there?
Spider.
Spider who?
You tried to hide her but I spied her.