Young Hollywood's Hottest Stars
Dylan O'Brien and Tyler Posey
The actors became pals when they were cast as BFFs on MTV's Teen Wolf in 2011. Since then, O'Brien has guest starred on FOX's New Girl and shared the screen with Vince Vaughn and Owen Wilson in 2013's The Internship. Posey, meanwhile, appeared in Scary Movie 5 and fronts a rock and roll band.