Here are some randomly selected joke topics
Light Bulbs
How many Californians does it take to screw in a light bulb?
Eleven. One to change it and ten to follow the trend.
Honk Your Horn
Honk you horn if you hate bumper stickers that say "Honk if ..."
Spaceman
What do you call a crazy spaceman?
An astronut.
Santa Claus
Why must Santa Claus be a man?
Because no woman is going to be seen wearing the same outfit year after year!
Cows
Did you hear what happened when the cows refused to be milked?
There was udder chaos.
Florida
Knock, knock.
Who's there?
Fortification.
Fortification who?
Fortification, we're going to Florida.
Keys
What is the hardest key to turn?
A donkey.
Sneeze
What do you call a sweet that makes you sneeze?
A chew.
A Christmas Tree
What do you get if you cross a pig with a Christmas tree?
A pork-u-pine.