Here are some randomly selected joke topics
Broke
I'm so broke, I can't even afford to pay attention.
Zoom
Knock, knock.
Who's them?
Zoom.
Zoom who?
Zoom did you expect?
Perfect
You must must think I'm the perfect idiot.
No, you're not perfect.
Vampires
Why was the student vampire feeling very tired this morning?
Because he stayed up all night studying for his blood test!
Frankenstein
How did Frankenstein eat his lunch?
He bolted it down.
Encyclopedia
I don't need to buy an encyclopedia - my wife knows everything.
Parrots
What do you call a Scottish parrot?
A Macaw.
Ghosts
Did you hear about the ghost who works at Scotland Yard?
He's the Chief in-spectre.
Christmas
Why does Father Christmas go down chimneys?
Because they soot him.