Simon Cowell awarded her his Golden Buzzer .
Caly Bevier ( aka Calysta ) , singer , was a semi-finalist on Season 11 of the show America 's Got Talent .
Simon Cowell awarded Caly Bevier his Golden Buzzer .
Caly Bevier ( aka Calysta ) , singer , was a semi-finalist on Season 11 of the show America 's Got Talent .