Justin Bieber became famous at age 12. He got a record deal after his mother put some of his videos on YouTube and a music manager saw the videos. The 16-year-old Canadian is from a poor family. He taught himself to play the piano, drums, guitar and trumpet.
Today, he is an international star, and he sold more than 4 million albums in 2010. But Justin is also criticized.
What does he think about this?
"There are more people that like me than there are who hate me," he says.
Justin has coach who helps him live with his fame. Sometimes, he feels lonley: "It doesen't matter where I am, as long as I have family and friends close to me.
