Here are some randomly selected joke topics
Librarians
When librarians go fishing what do they use for bait?
Bookworms!
Scotsman
How do you know if a Scotsman is left-handed?
He keeps all his money in his right-hand pocket.
Credit Cards
Diner: Waiter, can you put this meal on my credit card?
Waiter: Sorry, sir. But I don't think it'll fit.
Ghosts
Why do ghost like to go shopping when the stores are having sales?
Because they like to go bargain haunting.
Santa
Why does Santa need to carry a big umbrella with him?
Because of all the rain-deer.
Horses
What did one horse say to the other one? Any friend of yours is a palomino.
Steak
Diner: Waiter, your thumb is on my steak. Remove it right now!
Waiter: What, and drop it again?
Scottish
Why do bagpipers walk when they play?
They're trying to get away from the noise.
Cats
What do you call a cat who likes to eat lemons?
A sourpuss!