The One With The 5-Second Rule - Jen still has a boyfriend. If rock and roll was an Olympic sport, who should represent the U.S.? (5:05) Top celebs Americans would like to run for president. (8:21) Science answers the "5-second rule" debate. (13:48) The unhealthiest cheeses. (16:07) The latest iPhone update is resurfacing deleted nude photos. (20:54)