Here are some randomly selected joke topics
Knock Knock
Knock, knock!
Who's there?
Water.
Water who?
Water you waiting for? Let me in!
Genie
Why did the genie in the lamp get angry?
Because someone rubbed him up the wrong way!
Eel
What do you get if you cross an eel with a shopper?
A slippery customer.
Elbow
What can you hold in your left hand but not in your right hand?
Your right elbow.
Morse Code
Which reindeer knows Morse code?
Dasher.
Birthdays
Well, this definitely is a surprise birthday party. There are only 39 candles on your cake!
Bacteria
Support bacteria - It's the only culture some people have!
Driving
I don't care who you are, what you are driving, or where you would rather be
Chauffeur
Overheard to a chauffeur: 'James, I'm now
ninety and rather bored with life, so I want to commit suicide. Kindly drive over the next cliff.'