The MOMENT Simon Knew He Had Found a Superstar | Britain's Got Talent

In an unbelievable rollercoaster of emotions, Calum Scott takes the stage right after the judges reject his sister. With his family's hopes on his shoulders, a nervous Calum delivers a stunning and heartfelt rendition of "Dancing On My Own" that captivates the entire arena and compels Simon Cowell to hit his Golden Buzzer.