Britain’s Got Talent Star Is Only 12! Wait Until You Hear Her Sing! Barrie, ON, Canada / 93.1 Fresh Radio April 17, 2016 11:17 am via GIPHY Amazing doesn’t begin to describe the singing talent that this 12 year old has! Beau Dermott is only 12 years old when she sang last week on Britain’s Got Talent! Judges gave her the golden buzzer! As soon as you hear her voice, you’ll know why she gets to skip the other rounds!