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Justin Bieber

ATLANTA, GA - FEBRUARY 05: Jermain Dupri, Alex Gidewon, Satlley, Sean 'Diddy' Combs, Justin Bieber and Rick Ross attend Ciroc party at Vanquish Lounge on February 5, 2014 in Atlanta, Georgia. (Photo by Prince Williams/FilmMagic)

Justin Bieber's Most Awkward Shirtless Moments

Yahoo Celebrity

"Put a shirt on" is apparently not something that's ever said to Justin Bieber. The 20-year-old crooner loves showing skin, but often he's the only one among a sea of normal, clothed people making for an awkward moment… or 16.