However, this was all just an illusion caused by Scarecrow's feargas. Also there is no middle stick on the PlayStation 3 controller.
Whenever one of your friends needs help in a game and doesn't know what to do, tell them to use the non-existent middle stick. This will most likely confuse, dumbfound and enrage them - in that order.
Guy2: "Use the middle stick."
Guy1: "Thanks, man. (...) What the?! I can't seem to find the middle stick on my controller. (...) Wait a second.... WHY YOU LOUSY LITTLE #%*§#$!"