Here are some randomly selected joke topics
Astronauts
Why is an astronaut like an American footballer?
They both like to make safe touch-downs.
Multitasking
Multitasking - screwing up several things at once.
Leaving
Are you really leaving or are you only trying to brighten my day?
Flies
Waiter, there's a fly in my soup.
Throw him a doughnut, sir, it'll make a good lifebelt.
Stealing
The man said, 'My problem is I keep stealing things.'
My brother said, 'You'd better take something for that.'
Married
Jill: When are you thinking about getting married?
Jean: Constantly.
Hen
What do you get if you cross a hen with some gunpowder?
An eggsplosion.
Politicians
The reason they bury politicians 26 feet under is because deep down they're nice guys.
Antiques
Many Antiques At Senior Citizens' Sale