The Golden Buzzer Semi-Finalists
Bars and Melody: 13-year-old rapper Leondre and 15-year-old singer Charlie won Simon Cowell's Golden Buzzer after their version of 'Hopeful'.
Christian Spridon: 35-year-old Christian from Romania won David's Golden Buzzer after his performance of 'Sex Bomb' - but the other judges had already buzzed him off, and Simon was aghast.
Paddy and Nico: 79-year-old Paddy wowed the judges with her energetic salsa with 39-year-old Nico, and won Amanda's Golden Buzzer.
REAformed: The girl band - aged between 15-21 -