Justin Bieber

Teen singing sensation Justin Bieber was originally discovered on YouTube by R&B artist Usher. His debut single, "One Time", was released worldwide during 2009, and charted within the top 30 in over ten countries. It was followed by his debut release, My World, on November 17, 2009, which was certified platinum in the United States, making him the first artist to have seven songs from a debut album chart on the Billboard Hot 100.