Shirtless Zac Efron looking ab-tastic in still from his new film Neighbors - The Randy Report

As you fire up for Labor Day barbecues, here's a new still of Zac Efron as a chiseled fratboy in the upcoming film Neighbors co-starring Seth Rogen and

Zac Efron Shows Off Hot Body in Raunchy New Movie Neighbors

Shirtless Zac Efron Shows Off 8-Pack on 'Neighbors 2' Set

Shirtless Zac Efron Shows Off 8-Pack on 'Neighbors 2' Set

Zac Efron Looks Impossibly Fit in Short Shorts on the Set of

Zac Efron Goes Shirtless & Looks Incredibly Ripped for 'Neighbors

Shirtless Zac Efron Shows Off 8-Pack on 'Neighbors 2' Set

Zac Efron Goes Shirtless in New Neighbors Still, neighbors movie

Shirtless Zac Efron is finally cool with going shirtless

Zac Efron Goes Shirtless in New Neighbors Still

Spoilers and Sneak Peaks

More Sexy Zac Efron Shirtlessness (& Funniness) In A Neighbors TV

Shirtless Zac Efron is finally cool with going shirtless

Shirtless Zac Efron Shows Off 8-Pack on 'Neighbors 2' Set