Here are some randomly selected joke topics
Musicians
How many bluegrass musicians does it take to screw in a light bulb?
Two. One to screw it in and one to complain that it's electrified.
Dandruff
Do you suffer from Dan Druff?
Well, just tell him to go away and leave you alone.
Cows
What do cows like to do for entertainment?
Watch moovies!
Stamps
How many 2 cent stamps are there in a dozen?
12
Cats
Why was the cat afraid of the tree?
Because of its bark.
Football
Football is only a game - until your team loses.
Elephants
What do you get if you cross an elephant with a fish?
A pair of swimming trunks.
Wives
Joe: Your wife is pretty old.
Bob: Thank you. She was even prettier when she was younger.
Driveway
His driveway doesn't quite reach the garage.