Coaches Kevan and Vanessa use the couples' training footage to highlight Saturday's potential performance pitfalls. And there's a chance to win tickets to the show.
A young biker with serious head injuries fights for his life.
3/8; series two. She wets the bed, has violent temper tantrums and still insists on breast-feeding. What's behind four-year-old Nicola's bad behaviour? And can Tanya Byron turn things around?
2/4. Film-maker Richard Macer gets caught up in the macho world of the menswear department of the Psyche store in Middlesbrough. The tension escalates when the owner Steve thinks his staff are stealing from him, while a young trainee is perilously close to getting the sack.
Shown at 8pm on BBC1 (AD)
3/8; series one. Vicky Pollard has a problem getting served in a pub, Lou buys Andy an ice-cream cone and Dafydd is introduced to some gay Star Trek fans. (AD)
Adding an extra dimension to the election build-up, two members of the public are trained as hecklers and let loose on the campaign trail.