Here are some randomly selected joke topics
Favorite
What is the favorite sport of Farmer Brown?
Fencing.
A Hole
What gets bigger the more you take away?
A hole in the ground.
Butcher
A clerk in a butcher shop is 5'10" tall. What does he weigh?
Meat.
Golf
My brother went to the doctor's and said, 'Some days, I think I'm a golf ball.'
The doctor said, 'Well you've come a fair way to see me...'
Whales
Save the whales - collect the whole set
Management
The degree of technical competence is inversely proportional to the level of management.
Roads
What did the road say to the bridge?
You make me cross.
Fell
Did you hear about the man who fell out of a 10-story window and landed on a bottle of soda?
He survived because it was a soft drink.
Commentator
Definition of a "commentator" - an average potato.