A Jehovah's Witness.
Oh don't worry, they'll tell you.
At the end, they get a bag of chips and a Coke. -My dad told me this joke when we went to a race-
Nobody asks, 'who's there ' when you try and tell a knock knock joke.
Knock, knock, knockin on Heavens door
Work smarter not harder people.
Dind Dong
Because freedom rings. Happy 4th of July!
Because freedom rings.