he is now 16 yrs. old. who doesnt know that??
Justin Starr is 21 years old.
US actor Justin Long is 39 years old (birthdate: June 2, 1978).
Justin bieber is 16 years old.
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Justin Gabriel is 37 years old (birthdate March 3, 1981).
Justin bieber is 17 years old his birthday is on march 1st
17 years old
17 years old :)
Justin Timberlake is 29 years old. He was born on January 31, 1981.
Justin bieber =)
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