It’s no secret that Justin Bieber is a straight upprankster, but he even went as far as to sell a skin care product by joking around.One of the many famous, clear-skinned faces of the popular line Proactiv, theBiebs went about promoting the product a different way than others.

Before we give too much away, why not just watch the video!It’s pretty comical!

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Bieber tricks teenage fans into think he’s an actualcommercial director while hiding in a booth. With just a megaphone, he directsthe girls to do some strange facial expressions, like "Smile like you justgot your allowance" and "Smile like you just lost your cat ... butnow you've found him. To disguise his beautiful voice, he tries out a numberdifferent voices and accents so they never figure out it’s actually him.

After having enough fun, he pops out to surprise the fansand continues to sell Proactiv as the best choice for clear skin. Maybe he’sjust trying to prepare his comedic skills for his appearance on Saturday NightLive? Which we can’t wait for by the way!

What did you think about Justin’s new Proactiv commercial?