Here are some randomly selected joke topics
Scottish
A Scottish gift: "It's nae use to me, ye're welcome to it."
Tonic
Doctor, doctor, I keep thinking I'm a bottle of gin.
I think you need a little tonic.
Buffalo
What did the buffalo say when he dropped his boy off at school?
"Bye, son!"
Cannibals
First cannibal: What are you cooking for dinner?
Second cannibal: Shut up and get back in the oven.
Vampires
Why do vampires try to avoid getting into arguments?
Because they make themselves cross.
Lawyers
Last year a group of terrorists hijacked a planeload of lawyers. They said that they'd release one every hour unless their demands were met.
Tires
If tires hold up cars, what holds up airplanes?
Hijackers.
Chicken Soup
Have you ever had chicken soup?
No, I've never known a chicken who could cook.
Doctors
Patient: Doctor, doctor, I keep seeing frogs in front of my eyes.
Doctor: Don't worry, it's only a hoptical illusion.