The X Factor (UK): Season 15, Episode 17

15 - 17: Live Show 3

Dermot O'Leary hosts the second week of live shows, with the remaining acts performing to impress judges Simon Cowell, Louis Tomlinson, Robbie Williams and Ayda Williams - as well as the viewing public at home. This year, Simon will be coaching the Girls, Louis has the Boys, Robbie will take on the Groups and Ayda has the Overs.