Here are some randomly selected joke topics
Marriage
Their marriage is based on trust and understanding.
She doesn't trust him, and he can't understand her.
Knock Knock
Knock, knock.
Who's there?
Rabbit.
Rabbit who?
Rabbit very carefully, it's a Christmas present!
Wife
I'm having to leave my wife because of another woman - her mother.
Similarity
Any similarity between you and a human is purely coincidental!
Light Bulbs
How many conservatives does it take to change a light bulb?
One after reflecting in the twilight on the merit of the previous bulb.
Calendar
Did you hear about the man who stole a calendar?
He was sentenced to 12 months in jail they say his days are numbered.
Firefly
Why did the baby firefly get awarded a prize at school?
Because he was very bright for his age.
Police
What do the police call it when they watch a vampire's castle?
A stake out.
King
Why did the king visit his dentist?
To have his teeth crowned!