Dind Dong
Because they don't like random people knocking on their doors
That I will open the door
A Jehovah's Witness.
Knock, knock, knockin on Heavens door
Start shouting Jehovah.
Jehovah's citruses.
Someone knocking at your door for no apparent reason.
Nobody asks, 'who's there ' when you try and tell a knock knock joke.
A. Moses. Because he broke all 10 commandments at once.
Sounds like a pretty shady dude to me.
Ding Dong
Someone who knocks on your door for no apparent reason.
They don't like any witnesses.
By opening the door.
Ali-luyah at last you've opened the door!
They both ride bikes and go on missions.
They both ride bikes and are on a mission.
A pure bred meth lab.
Someone who pointlessly knocks on the door.
It's Raining Men
Because of all the Cheetahs!
Because they don't appreciate random people knocking on their door.
Because he was in the middle of 9-11! Better phrasing recommendations appreciated
A wok.
A mahjong face
I'm not sure but I wouldn't try smelling it!
Nothing, you can't cross a scaler with a vector.
The Post Office
The post office.