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Seventeen days until the Neighbors sequel is out and they've just released a small new behind-the-scenes featurette -- you can watch it over on YouTube -- which features the brand new split second of shirtless Zac grinding seen in gif-form below. A whole split second! Setting the world on fire, that. Oh and in other Zac exploitation news if you missed the new from-the-set shots of him filming Baywatch, click over to the Tumblr, they're worth it.
