Justin Bieber was 9 years old when he sang one time that was the reason why him voice was so high. :)
Justin Bieber was 14 years old.
Justin bieber was 15 when one time was released
Justin Bieber was 15 when he released One Time worldwide in 2009.
I believe Justin Bieber was 14 almost 15
12! Justin Bieber did not write the song "One Time" -- he sung it. He was 15 years old when the song was released.
14 years old.
The girl was 16 years old i think when she was in One Time by Justin Bieber, I think now she is 17 not quite sure
justin bieber is 20
He was 15 at the time.
Justin Bieber was 5 years old in 1999.
Justin Bieber will be 23 years old in 2017.
Justin Bieber was 13 years old when he was discovered.
Justin Bieber wishes he was 23.
No, Justin Bieber is 17 years old.
Justin bieber was 14
Justin bieber does not have any kids.
Justin Bieber was 15 years old when he shot his first music video for his single, "One Time" in early 2009.
Justin bieber was about 12 or 11 years old when he was dcovered
Justin Drew Bieber is 18 years old
He was 12 when he made the video