Crazy Reaction To Luke Islam’s ‘AGT’ Golden Buzzer By Sara Bareilles & The Cast Of ‘Waitress’

Tuesday night’s episode of AGT featured the last of the auditions, and revealed judge Julianne Hough’s Golden Buzzer. It went to 12-year-old singer Luke Islam, who performed “She Used to Be Mine” from the Broadway musical Waitress. Luke’s powerhouse voice…