Here are some randomly selected joke topics beginning with the letter 'P'
Prunes
Prunes give you a run for your money.
Prunes
A Truck load of prunes has been stolen. Police are looking for a man on the run.
Prunes
Did you hear about the man who stole a truck load of prunes?
He's been on the run for the last month.
Psychiatrists
Why go to a psychiatrist when you can stay at home and talk to the ceiling for free.
Psychiatrists
How many psychiatrists does it take to change a light bulb?
How many do you think it takes?
Prune
Why did the banana go out with the prune?
Because he couldn't find a date.
Promise
Did you hear what happened to the tub of butter?
Well if I tell you about it you need to promise not to spread it around.
Promises
What can you break without touching it?
Your promise.
Proverb
He believes in an old proverb — early to bed and stay there.