Justin Bieber is a musician.
Justin Bieber . After a talent manager discovered him through his YouTube videos covering songs in 2008 and signed to RBMG , Bieber released his debut EP , My World , in late 2009 . My World is the debut extended play ( EP ) by Canadian recording artist Justin Bieber . Where Are Ü Now . is a song produced by American EDM artists Skrillex and Diplo under their collaborative effort Jack Ü , with vocals from Canadian singer Justin Bieber .