Tony's bored with being the butt of the joke. Nathan's tattoo has left him with egg on his face - and knee. Jenny gets a permanent reminder of her best pri-mate.
A religion is a belief system with rituals. The missionary kopimistsamfundet is a religious group centered in Sweden who believe that copying and the sharing of information is the best and most beautiful that is. To have your information copied is a token of appreciation, that someone think you have done something good.