Justin bieber was 12 when he started to sing
No Justin Bieber was not in the Hannah Montana movie
February 21st or 1st .
No, he is not ending his career.
the song was called "one time"
He already was. He guest-stared for true Jackson vp.
if you mean puberty then yet his balls do hang low..
Justin Bieber stills sings because he loves his career
Justin Bieber is only 17 and he is making success in his music career.
He is a singer!
he stared sing 2 years ago
Because of Justin's career