To get to the baaaaarber shop
or
It was in a jam!
or
Cause your the only one Hair.
or
That's proprietary information. The answer is available from AT&T on payment of license fee (binary only).
or
The baker, because he has lots of dough.
or
Abominable! [A Bomb In a Bull]
or
Two. One to hold the bulb and the other to rotate the planet.
or