Justin Bieber couldn't resist jumping on the grillz bandwagon either! Looking SLICK, Biebs!
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Up In Your Grillz! 12 Celebs Brave Enough To Rock A Pair Of Teeth Grillz!

3. Justin Bieber couldn't resist jumping on the grillz bandwagon either! Looking SLICK, Biebs!
Picture: bieberfever.com