Because no one on earth wants to buy it.
Because it's a catastrophe :-) Yeah, ok, I'll be going now. EDIT: removed explanation.
Because nobody wants to hold an erection.
Horses
A rental car.
One of them has shiny bodyhair and smells like cod, the other one is a mammal that lives in the sea.
An astronaut.
A lunar-tick
A gras shopper.
So he could organize his crime
Do you know the problem with UDP jokes?
A full set of teeth.
They're practically non existent.