Because they want to prevent plaque build-up.
Me: You mean after I die, right
They both want to pull 1 over on you.
To prevent them from whistling.
Because he always looks down in the mouth.
Caps and robbers
Because he got an award for revvin' it.
A little plaque.
N! One to change the light bulb, and n-1 to display stereotypical behavioral traits of X!