Answer:
People are hired to get rid of me. I'm often hiding under your bed. In time I'll always return you see. Bite me and you're surely dead.
What goes in the water red, and comes out black?
What turns from red to black as soon as it touches water?
They can float and tickle, but their sound is rarely heard unless you're a pillow or bird. What are they?
Many hear me, but no one sees me, and I only speak when spoken to
Do what he says and you'll be fine, don't and you lose the game.