Olly Murs hosts as four more teams of superfans are transformed into their music idols before stepping onto the stage to sing one of their biggest hits. Panellists Adam Lambert, Shania Twain, Beverley Knight and Jason Manford decide their favourite of the night before the voting audience pick just one person to go through to the series final. Plus, a special duet performance by judges Adam and Beverley.

Olly Murs hosts as the seven heat winners battle it out for the £50,000 prize, each taking to the stage on their own in the guise of their idol to sing one of their hits. Panellists Adam Lambert, Shania Twain, Beverley Knight and Jason Manford are on hand to offer words of support and congratulate each finalist, before the voting audience pick the winner. Plus, there is a very special performance from Olly and the judges.