AGT 2016 Golden Buzzer Auditions: Grace VanderWaal, Laura Bretan, Sal Valentinetti & Calysta Bevier
1. Grace VanderWaal - A 12-year-old ukulele player gets the golden buzzer when she takes a risk and performs an original tune, "I Don't Know My Name." Check out Grace VanderWaal's amazing audition. 2. Laura Bretan - A young opera singer stuns the
