Who's there?
Major.
Major
who?
Major laugh.
Who's there?
Nun.
Nun
who?
Nun of your business!
Who's there?
Police
Police
who?
Police, can I stop telling knock knock jokes!
Who's there?
Doorbell Repairman.
Doorbell Repairman
who?
Ding Dong! My work is done here.
Who's there?
Impatient Pirate.
Impatient Pirate
wh-
ARRRRRRRR!
Who's there?
Usher.
Usher
who?
Usher wish you would let me in!
Who's there?
Cook.
Cook
who?
Hey! Who are you calling cuckoo?
Who's there?
Doctor.
Doctor
who?
You've seen that TV show too?
Who's there?
Police.
Police
who?
Police hurry, I'm freezing out here!
Who's there?
Diploma.
Diploma
who?
Diploma is here to fix the sink!

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