Zac Efron Goes Shirtless in New Neighbors Still

The star looks more buff than ever in his new role as a fratboy

Zac Efron's Body Transformation From Lanky Teen Heartthrob to Baywatch Stud

Zac Efron Is Still Shirtless In 'Bad Neighbours 2' Trailer

Seth Rogen Gained Weight to Go Shirtless With Zac Efron in Neighbors

Seth Rogen and Zac Efron are up to no good in the VERY NSFW Bad Neighbours 2 trailer

Zac Efron's Shirtless 8-Pack Is on Full Display as He Shamelessly Adjusts His Package on 'Neighbors 2' Set

Zac Efron goes shirtless at the MTV Movie Awards

Here's How Zac Efron Got Insanely Jacked

Yahoo Entertainment - Find out why Zac Efron drives shirtless and Seth Rogen feels old in our new Neighbors goodies

Zac Efron Reveals If He'd Go Full Frontal For A Movie: I'm Not Opposed To Anything!

Zac Efron Swings Shirtless in Hawaii -- See His Ripped Body!

Zac Efron And Seth Rogen Get Shirtless In Trailer For 'Neighbors' - SavvyMom

Zac Efron Goes Shirtless in New Neighbors Still

Zac Efron's 'Baywatch' Fitness Regimen Gave Him Depression