This guy walks up to a hooker and asks:
Man: How much to spend the night with you?
Hooker: 200$
Man: I'll give you 500$ but i will beat you.
Hooker: Sure why not. for 500$ you can beat me up.
So they start walking towards a motel..
Man: But im going to beat you up bad.
Hooker: As I said 500$ is good enough for a beating.
Man: Are you definately sure? Im going to hurt you very bad.
Hooker: how long are you going to beat me?
Man: im gonna beat you until you agree to give me back the 500$
