[Samm]

the remaining acts get into the swing of things for big-band week, with their performances accompanied by a full orchestra. As the live studio rounds reach the halfway point, the would-be chart stars will be raising their game in the hope of securing their place in the competition, but a single mistake could put them in the firing line as they face critiques from Gary Barlow, Nicole Scherzinger, Sharon Osbourne and Louis Walsh. Dermot O'Leary hosts.

Starts at 8PM on ITV