Alaskan Oil Exchange
It is preformed by two men placing their anuses together. One of the men proceeds to poop forcing the poop from his anus into the other mans. The other man then poops the other mans poop onto his chest.
Gay dude 1: Would you like an Alaskan Oil Exchange?
Gay dude 2: Why yes. I love poop.
Gay dude 2: Why yes. I love poop.