Justin Bieber's voice will break in the coming year.

Created by DianneD on 2010-05-04; known on 2010-12-04; judged right by gwern on 2010-12-10.

• DianneD estimated 87% on 2010-05-04
• poke   judged this prediction right on 2010-05-07.
• Houshalter   judged this prediction unknown on 2010-06-13.
• Houshalter estimated 1% on 2010-06-13
• gwern estimated 30% and said “For all we know, it already has broken. There’s enough money riding on him that I wouldn’t be surprised if it could be cured or treated.” on 2010-07-29
• gwern said “Seems to be breaking: http://www.thirdage.com/news/justin-bieber-using-voice-coach-while-voice-breaks_11-28-2010 ” on 2010-12-10
• gwern said “http://www.entertainmentwise.com/news/57198/Justin-Bieber-Appears-On-UK-TV” on 2010-12-10
• gwern said “so tentatively marking right” on 2010-12-10
• gwern   judged this prediction right on 2010-12-10.