Here are some randomly selected joke topics
Crab
Why was the crab sent to jail?
Because he kept pinching things.
Doctors
Doctor, doctor. I think that I'm turning into a baby cat.
I think you're just kitten me.
Horses
What do you call a horse wearing Venetian blinds?
A zebra.
Wedding Anniversary
Each year on his wedding anniversary he goes down to City Hall in the hope that his marriage license has expired.
Road
What's that up the road? A head?
Pessimists
How many PESSIMISTS does it take to change a light-bulb?
"What's the point? It'll only blow again."
Light Bulbs
How many DIY buffs does it take to screw in a light bulb?
Only one, but it takes him two weekends and three trips to the hardware store.
Pets
'I call my pet Tiny,' said Peter.
'Why do you call him Tiny?' asked one of his friends.
'Because he's my newt.'
Knock Knock
Knock knock.
Who's there?
Aaron.
Aaron who?
Aaron the side of caution, just to be safe.