Here are some randomly selected joke topics
The Police
Knock, knock.
Who's there?
Dishes.
Dishes, who?
Dishes the police. Open this door!
Parties
What do you call a party held in a basement?
A cellar-bration.
Santa Claus
Why must Santa Claus be a man?
Because no woman is going to be seen wearing the same outfit year after year!
Fish
What type of fish only comes out at night?
A starfish.
Pigs
How does a pig write home?
With a pig pen.
Light Bulbs
How many light bulbs does it take to change a light bulb?
Two, the old one and the new one.
Elected
A little girl asked her father, 'do all fairy tales begin with "Once upon a time"?
The father replied, 'No, some begin with - If I am elected.'
Hypochondria
Hypochondria is the only disease I haven't got
Great Britain
Who is Great Britain's data compression hero?
Jack the Zipper