A drunk staggers into a Catholic Church, enters a confessional box, sits down and starts grunting, but says nothing. Suddenly there is a very bad smell coming from the confessional box.
The Priest coughs a few times to get the drunks attention, but the drunk just sits there. Finally, the Priest pounds three times on the wall. The drunk replies, "Ain't no use knocking Father, there's no paper on this side either!