Justin Bieber has released 4 studio albums, 5 compilation albums, 1 extended play, 29 singles (including 8 as a featured artist), and 17 promotional singles.
At the age of 12, Bieber was discovered by current manager, Scooter Braun, on YouTube and was signed by R&B singer Usher to RBMG. Popular urban producers Tricky Stewart and The-Dream were enlisted for Bieber's debut single, "One Time", which peaked at number 12 in Canada and reached the top twenty in several other countries. Bieber's debut extended play My World was released in November 2009; it debuted at number one in Canada and reached the top five in several other countries, including the United Kingdom and the United States. The EP also produced the follow-up single "One Less Lonely Girl", as well as the promotional singles "Favorite Girl" and "Love Me".
In 2015, Bieber released his fourth studio album, Purpose, which debuted atop the US Billboard 200 with his best first-week sales of 522,000 copies. Its singles "What Do You Mean?", "Sorry", and "Love Yourself" all topped the charts in Canada, Denmark, Ireland, New Zealand, Sweden, the United Kingdom, and the United States.