Here are some randomly selected joke topics
Octopus
Did you hear about the neurotic octopus?
He was a crazy mixed-up squid.
King Arthur
Why did King Arthur have a round table?
So no one could corner him.
Doctors
Patient: Doctor, what is the best way to prevent diseases which are caused by biting insects?
Doctor: Don't bite any.
Vegetables
Which vegetable goes best with jacket potatoes?
Button mushrooms.
Fat Chance
Why do fat chance and slim chance mean the same thing?
Restaurants
Did you hear about the restaurant on the moon?
Great food but no atmosphere.
Morse Code
Which reindeer knows Morse code?
Dasher.
Knock Knock
Knock, knock.
Who's there?
Gopher.
Gopher who?
Who wants to gopher a ride in my car?
Nostalgia
Nostalgia is a thing of the past