Ant and Dec host as more awe-inspiring and showstopping performers take to the stage at the London Palladium Theatre to try to impress judges Simon Cowell, Amanda Holden, Alesha Dixon and David Walliams and secure their place in the live-semi-finals

Ant and Dec host as more awe-inspiring and showstopping performers take to the stage at the London Palladium Theatre to try to impress judges Simon Cowell, Amanda Holden, Alesha Dixon and David Walliams and secure their place in the live semi-finals.