Knock Knock!
Who's there?
Violet.
Violet who?
Violet the cat out of the bag?
Knock Knock!
Who's there?
Usher.
Usher who?
Usher wish you would let me in!
Knock Knock!
Who's there?
Luke.
Luke who?
Luke through the keyhole and you'll see...
Knock Knock!
Who's there?
Nadia.
Nadia who?
Just Nadia head if you understand what I'm saying.