Here are some randomly selected joke topics
Door
Knock, knock.
Who's there?
Emmett.
Emmett who?
Emmett the front door, not the back one.
Ducks
Why was the duck arrested?
He was suspected of selling quack remedies.
Wife
I take my wife out every night, but she always manages to find her way home.
Horses
What do you call a horse wearing Venetian blinds?
A zebra.
Computer Programmers
Computer programmers never die, they just get lost in the processing.
Football
Why did the football coach go to a hair salon?
He had too many split ends.
Elephants
How do you make a dead elephant float?
Well, you take 10 dead elephants, 10 tonnes of chocolate ice-cream, 5 tonnes
of bananas,.....
Parrots
What do you get if you cross a very talkative parrot with an ape?
A blab-boon.
Lawyers
What an amazing lawyer he was. Once he got a jury so confused, they sent the judge to jail.