Here are some randomly selected joke topics
Lettuce
What kind of lettuce was served on the Titanic?
Iceberg.
Fly
"Waiter, there's a fly in my soup!"
"I'm not surprised, sir, our chef used to be a tailor."
Beer
Who said beer won't make you smarter? It made Bud wiser!
Lawyers
Q: What is the difference between a tick and a lawyer?
A: A tick falls off of you when you die.
Ants
Which ant lives in a house?
An occupant!
Astronauts
Where did the astronaut get his degree?
At the mooniversity!
Journalists
How many journalists does it take to change a light bulb?
"We just report the facts, we don't change them."
Centipedes
Why was the centipede dropped from the soccer team?
It took him too long to put his boots on.
Cats
What do you call a cat who likes to eat lemons?
A sourpuss!