Рет қаралды 14,279,716
See more from Britain's Got Talent at itv.com/talent
Simon's golden buzzer act Calum won his semi-final with an inspired song choice.
But will his spine-tingling rendition of Rihanna's Diamonds in the final cut it with the crowd?
SUBSCRIBE: bit.ly/BGTsub
Facebook: / bgt
Twitter: / bgt