Answer:
What stays on the ground but never gets dirty?
A cowboy rode into Friday. He stayed in town for three days and rode back on friday. How is that possible?
What wears a coat in the winter and pants in the summer?
What always runs but never walks, often murmurs, never talks, has a bed but never sleeps, has a mouth but never eats?
A dragons tooth in a mortals hand, I kill, I maim, I divide the land.
What language does a billboard speak?