Celebrity·Posted on Apr 2, 2014Seth Rogen Thinks Zac Efron Is "The Sexiest Motherf*cker Alive""We had to keep writing it into the scenes that I touched his body because I would just look at it and reach out and touch it."by Emily HennenBuzzFeed StaffLinkFacebookPinterestTwitterMail View this video on YouTube Conan / youtube.com Tap to play GIF Tap to play GIF Tap to play GIF Tap to play GIF Tap to play GIF Tap to play GIF Tap to play GIF Tap to play GIF Tap to play GIF Tap to play GIF Tap to play GIF Tap to play GIF