Why did the baker break up with his girlfriend?

Because he kneaded space.

I took my car into the shop the other day because it was making a weird knocking sound under the hood. The mechanic spent a long time listening carefully and checking all the hoses and belts.

He said he needed to do some intensive car-diology.

I'm having a grape time at the wine tasting, it's a fruit-ful experience.

I tried to write a pun about a pencil, but it was pointless.