Because it's down to earth.
Because no one on earth wants to buy it.
He found the apple was a surprisingly down-to-Earth kinda guy.
It has legs, but doesn't walk, beak, but it doesn't bite and wings, but it doesn't fly. What is it? -A dead crow
Paste unoriginal joke here)
Because it might be a *sham*
Because they are always up to something.
A buzzillion.
The BP station.