Here are some randomly selected joke topics
Doughnut
Knock, knock.
Who's there?
Doughnut.
Doughnut who?
Doughnut open until Christmas.
Count
What goes up when you count down?
A rocket.
Golf Clubs
Did you know, Peter, I got a new set of golf clubs for my wife last week.'
'Oh, David, what a bargain.'
Christmas
What will Father Christmas suffer from if he ever gets stuck in a chimney?
Santa Claustrophobia.
Lawyers
Why is it that many lawyers have broken noses?
From chasing parked ambulances.
Vampires
What do vampires cross the ocean in?
Blood vessels.
Blondes
Q: Why do blondes like lightning?
A: They think someone is taking their picture.
Ancestors
Joe: I can trace my ancestors all the way back to Columbus.
Bud: Back to 1492?
Joe: No, to Ohio.
Sent
Knock, knock.
Who's there?
Vincent.
Vincent who?
Vincent me here.