Steve Jones and her off The One Show return to host the second episode of the series, which sees some of Britain's best-known and well-loved comedians and television personalities step into their dancing shoes to raise money for Comic Relief. The line-up in this episode includes warbler Lulu, newsreader Penny Smith, comedienne Andi Osho, comic Jarred Christmas and - wait for it - The Mighty Boosh's Noel Fielding... On hand to offer words of wit and wisdom as they review the acts are Lee Mack, Jack Whitehall and Keith Lemon. Plus there are performances from Grammy award winner Cee-Lo and, eh, McFly.