What do you call someone who tells dad jokes, but doesn't have any kids?

My dad told me a joke about boxing.

How did the pirate call his mother?

What do you call a bakery hardware store?

Why did the senator bring cookies to the congress session?

What do you call a handsome runner?

Why don't fish play basketball?

What happened to the shark who swallowed a bunch of keys?

Which animal makes for a bad Christmas dinner?

How did the tree get lost?

Where do books love to go on vacation?

Why should you stand in a corner if you're cold?

What do sheep love to spread on crackers?

Which subject has two parts?

What did the farmer call the cow that would not give him any milk?