Zac Efron Flexing Shirtless His Muscles

The most important part of the new Neighbors trailer. The release of Neighbors arrives in just over a month, and this looks like the perfect summer comedy as Seth Rogen goes head-to-head with Zac Efron and a whole fraternity of douchebags including Dave Franco and Christopher Mintz-Plasse. Neighbors hit theaters next summer on May 9th, 2014. Look this Zac Efron flexing his muscles