Tell me 5 knock-knock jokes. They should all be original, hilarious, and mind-blowing.
1. Knock! Knock!
Who's there?
Cold
Cold who?
Actually, it's a 'cold day'

2. Knock! Knock!
Who's there?
Joker!
Joker who?
Joe! Can you please let me in?

3. Knock! Knock!
Who's there?
Harleen
Harleen Who?
My heart's leaning through your window

4. Knock! Knock!
Who's there?
Damian
Damian who?
Damn! You neglected me, bro?

5. Knock! Knock!
Who's there?
Metal
Metal who?
Met a guy this morning who sounded just like you