 My World is the debut extended play ( EP ) by Canadian recording artist Justin Bieber . It was released on 17 November 2009 , by Island Records . The album is considered the first half of a two @-@ piece project , later being supplemented by his debut studio album My World 2 @.@ 0 ( 2010 ) . After signing a recording contract with Island Records in 2008 , Bieber began working on his debut album , My World , which was released on November 17 , 2009 . It was preceded by the EP s first single , " One Time " , which was released in June 200