Justin Drew Bieber (pronounced /ˈbiːbər/, BEE-bər; born March 1, 1994) is a Canadian pop/R&B singer.
His debut single, "One Time", was released worldwide during 2009, and charted within the top thirty in over ten countries. It was followed up by his debut release, My World on November 17, 2009, which was certified platinum in the United States, which at the time gave Bieber the highest debut by a new artist in the year, and made Bieber the first artist to have seven songs from a debut album chart on Billboard's Hot 100 chart. His first full studio release, My World 2.0 was released on March 23, 2010, debuting at number one and within the top ten of several countries. It was preceded by the international hit song, "Baby".