Justin Bieber is never more endearing than when he's in the
company of children. It's easy to see why the 17-year-old popstar was named one of
Do Something's most charitable celebrities of 2011. Last month, Bieber visited the underprivileged kids at Whitney Elementary School in Las Vegas, where he donated $100,000, gave every child a toy and performed a private concert in the school's gym -- and the "Ellen Degeneres Show" got it all ...