Nail on the head?
More like brick to the face
( Mykeyboy A massive, salty filing cabinet, Fri 5 Jun 2009, 16:07, archived)

If people threw a brick at you, you'd just gobble it up due to your reflex for the constant want for food
Probably wouldn't even chew it.
( Donkey Gums @mattcomedy, Fri 5 Jun 2009, 16:10, archived)