Here are some randomly selected joke topics
Remember
Knock, knock.Who's there?
Snow.
Snow who?
Snow good, I can't remember.
Pigs
Why did the pig write a letter to his friend?
Because they were pen pals.
Ghost
What do you get if you cross a ghost with an owl?
A creature that frightens people but doesn't give a hoot.
Dogs
Advert in a newspaper:
Big dog for sale, eats anything - fond of children.
Chocolate
He's a few chocolate chips short of a cookie.
Secret Agents
What do you call a secret agent that hangs around department stores?
A counterspy.
Light Bulbs
How many statisticians does it take to change a light bulb?
One -- plus or minus three (small sample size).
Teenagers
Why does it take so little time for a child who is afraid of the dark to become a teenager who wants to stay out all night?
Mistake
Knock, knock.
Who's there?
Jamaica.
Jamaica who?
Jamaica mistake?