Here are some randomly selected joke topics
Ghosts
Did you hear about the ghost who works at Scotland Yard?
He's the Chief in-spectre.
Errors
Errors have occurred.
We won't tell you where or why.
Lazy programmers.
Peanuts
What is red in color and likes to eat peanuts?
An embarrassed elephant.
Knock Knock
Knock, knock.
Who's there?
Beats.
Beats who?
Beats me.
Ugly
What is big, green, and ugly and never smiles?
The Incredible Sulk.
Job
I like my job it's the work I hate.
Blondes
Q: What do you call a blonde skeleton in the closet?
A: The winner of a hide and seek game.
Frogs
What do you call a girl with a frog on her head?
Lily.
Gorillas
'Would you rather a lion ate you or a gorilla?'
'I would rather the lion ate the gorilla.'