Here are some randomly selected joke topics
Managers
The manager started his speech at 10 a.m. sharp and ended at 11 a.m. dull.
Drums
The first thing a child learns when he gets a drum is that he'll never get another one.
Knock Knock
Knock, knock!
Who's there?
Bea.
Bea who?
Be a good boy and let me in.
Women Drivers
My wife is a careful driver, she always slows down when going through a red light.
Pigs
How does a pig write home?
With a pig pen.
Wife
I'm having to leave my wife because of another woman - her mother.
Shoes
If the shoe fits, buy the other one too.
Cow
Why did the cow leave home?
It wanted to look for greener pastures.
Optician
Did you hear about the cross-eyed optician?
He could never see eye to eye with his patients.