Here are some randomly selected joke topics
Dogs
What do you get if you cross a dog with a kangaroo?
A dog that has somewhere to store its own lead.
Santa Claus
Why must Santa Claus be a man?
Because no woman is going to be seen wearing the same outfit year after year!
Deodorant
You know you're having a bad day when you realize that you just sprayed spot remover under your arms instead of deodorant.
Dogs
Why did the dog run after the duck?
Because everyone kept telling him to get down.
Teachers
School children march over new teachers
Cows
Where would you be most likely to find a prehistoric cow?
In a moo-seum.
Vacation
Where does Dr. Jekyll go for a vacation?
To his summer Hyde-away.
Witches
My brother saw a witch riding on a broomstick. He said, 'What are you doing on that?'
The witch said, 'My best friend's got the vacuum cleaner.'
A Comedian
Patient: Doctor, I keep thinking that I'm a comedian.
Doctor: You must be joking.