Here are some randomly selected joke topics
Cats
What is a cat's favorite color?
Purr-ple.
Stupid
He's so stupid he doesn't get dandruff - he gets sawdust.
Knock Knock
Knock, knock.
Who's there?
Waiter.
Waiter who?
Waiter round and you'll find out.
Vampires
What type of coffee do vampires like to drink?
Decoffinated.
Boxers
This trainer came up to this boxer. He said, 'Are you ready for another fight?'
The boxer said, 'Just a bout.'
Dogs
What do you call a dog that works in a library?
A hush-puppy!
Chickens
Why did the chicken cross the road, roll in the mud and cross again?
He wanted to be a dirty double crosser.
Currents
He's a few currents short of a fruit cake.
Dogs
What do you call a large pack of black and white spotted dogs that are boring?
101 Dull-matians.