Justin Bieber and guitarist Dan Kanter perform during KISS 108's Jingle Ball at the TD Garden in Boston on December 6th, 2012.
Restart The Hottest Live Photos of 2012
Seeing (and Saving) Polar Bears in the Wild
Life Advice from John Cleese
A Sweater You Can Work Out In
13 Gift Ideas for the Aspiring Photographer
16 Gift Ideas for the Tech-Obsessed