Here are some randomly selected joke topics
Cannonball
My brother said, 'I want a job as a human cannonball.'
I said, 'I'll bet you get fired.'
Work
Knock, Knock.
Who's there?
Bach.
Bach who?
Bach to work.
Open
Knock, knock.
Who's there?
Adair.
Adair who?
Adair you to open this door.
Work
Work fascinates me. I can sit and watch it for hours.
Scottish
What is very smelly, and is spoken in the highlands of Scotland?
Garlic.
Christmas
What is a hairdressers favourite Christmas carol?
"Oh comb all ye faithful".
Parrots
What is a polygon?
A dead parrot.
Dog
Did you hear about the dog who went to college?
He won a collarship.
Split
What should you do If you split your sides laughing?
Run until you got a stitch in them.