Here are some randomly selected joke topics
Computers
Another megabytes the dust.
Vacation
Where do ghosts go for a vacation?
They head for the Dead Sea.
Jacket
What type of jacket can't you Wear?
A jacket potato.
Farmers
What do you call a farmer who used to like farm machinery?
An ex-tractor fan.
Prison
Why did the belt get sent to prison?
Because it held up a pair of trousers.
Sarcasm
Sarcasm is just one more service we offer.
Santa Claus
How do you know when Santa Claus is in the room?
You can sense his presents.
Santa
Why does Santa need to carry a big umbrella with him?
Because of all the rain-deer.
Whales
Yo' mama's so fat, when she jumped in the ocean, the whales started singing, "We are family!"