Fifty — one to screw in the bulb and 49 to guard him/her.
or
One. No, two. No... How many do we have on the truck?
or
Catillacs
or
Anything you like, he can't hear you.
or
Bike helmets don't fit hippos
or
A rash of good luck.
or
A snail because it carries it's home.
or
Because they don't know the words.
or
Neptunes!
or
I just found the Bush that Jeb lost."
or