Answer:
You can have it, and be at it, But it never lasts forever.
The celebrities of high school were part of this crowd.
There are four of these, but everyone's favorite seems to be spades.
What is something you can give away as many times you want without ever losing it?
What is found over your head but under your hat?
A house full, a yard full, a chimney full, no one can get a spoonful.