Here are some randomly selected joke topics beginning with the letter 'B'
Baseball
In baseball, what type of dog stands behind home plate?
The catcher’s mutt.
Baseball
What does a baseball player do when his eyesight starts going bad?
He gets a job as an umpire.
Bath
Hotel Guest: 'Can you give me a room and a bath, please?'
Receptionist: 'I can give you a room, but you'll have to take your own bath.'
Baseball
When is an baseball umpire like a telephone operator?
When he makes a call.
Baseball
Why is a baseball team like a pancake?
Because they both need a good batter.
Bathing
Jane: Where do you bathe?
Billy: In the spring.
Jane: I said where, not when.
Baseball
And why couldn't the loutish baseball umpire have his little boy sit in his
lap?
Because the son never sits on the brutish umpire.
Baseball
What is the difference between baseball and law?
In baseball, if you're caught stealing, you're out.
Basketball
What is the difference between a dog and a basketball player?
One drools and the other one dribbles.