Answer:
Why is 6 afraid of 7?
They come out at night without being called, and are lost in the day without being stolen. What are they?
Sometimes you feel it weigh a ton. Yet it is nothing, but somehow still there. Makes you uncomfortable around anyone, But speak its name and it's gone.
There is a clerk at the butcher shop, he is five feet ten inches tall, and he wears size 13 sneakers. What does he weigh?
It can be used onstage or to express admiration. What is it?
It is something you will never see again.