All of them.
He got hit by a bus
She got hit by a bus. Sequel: Why did the little girl's sister drop her ice cream Someone threw a fridge at her.
A problem. What do you call two Mexicans on the moon? A bigger problem. What do you call all the Mexicans on the moon? Problem solved.
I've cleaned up and found Jesus.
None, because little boys don't fit in a lightbulb.
So they fit in the box.