Here are some randomly selected joke topics
Vampires
Which vampire likes to eat junk food?
Snackula.
Mouse
How does a mouse feel after it takes a bath?
Squeaky clean.
A Monk
What did the monk say when he returned to his monastery on completing a trip round the world?
The world is my cloister.
Policeman
What did the policeman say to his belly-button?
You're under a vest.
Fortune Tellers
Where do fortune tellers dance?
At the crystal ball!
Cats
Where do cats like to go for a vacation?
The Canary Islands.
Doctors
Doctor, doctor, I've got a little sty.
Well you'd better buy a little pig for it then.
Travels
What do you call a wizard who travels in outer space?
A flying sorcerer.
Surrealists
How many surrealists does it take to change a lightbulb?
A fish.