Here are some randomly selected joke topics
The London Marathon
Did you hear about the two fat men who ran in the London Marathon?
One ran in short bursts, and the other in burst shorts.
Eggs
Did you hear about the man who stole a truck load of eggs?
He only did it for a yolk.
Rabbits
What is the difference between a crazy rabbit and a forged five pound note?
One is a mad bunny, the other is bad money.
Cows
Why can't you shock cows?
Because they've herd it all before.
Birds
What kind of books do owls like to read?
Whoo-dunnits.
Postman
Postman: Is this letter for you? The name is smudged.
Man: No, it can't be for me, my name is Smith.
Bachelors
How do you scare a confirmed bachelor?
Sneak up behind him and start throwing confetti.
Bee
Diner: Waiter, there's a bee in my soup.
Waiter: Of course there is sir, it's alphabet soup.
Hot Weather
Bill: Does this hot weather disagree with your mother?
Fred: It wouldn't dare!