Cheryl Cole, McFly, Dara O'Briain, Leona Lewis

1. Gok Wan, Adam Hills, David Weir, Eleanor Simmonds, Alex Brooker, Jody Cundy and Pink2012-09-14 2. Matt Smith, Kelly Osbourne, Jack Whitehall, Greg McHugh, Joe Thomas, Zawe Ashton, Charlotte Ritchie, Kimberley Nixon, Jonnie Peacock and Example2012-09-21 3. Jessie J, One Direction, Kevin McCloud and Alicia Keys2012-09-28 4. Paddy McGuinness, Theo Paphitis, Deborah Meaden, Duncan Bannatyne, Peter Jones and Conor Maynard2012-10-05 5. Cheryl Cole, McFly, Dara O'Briain, Leona Lewis2012-10-12 6. Chris O'Dowd, Kelly Brook and JLS2012-10-26 7. Gary Barlow, Louis Walsh, Tulisa and Nicole Scherzinger2012-11-02 8. Jamie Oliver, Jimmy Doherty, Taylor Swift, The Wanted and The Killers2012-11-09 9. Julia Davis, John Bishop, Melanie Chisholm, Emma Bunton, Geri Halliwell and Rita Ora2012-10-16 10. Rhod Gilbert, Paul O'Grady, Noel Gallagher2012-11-23 11. Kevin Bridges, Dermot O'Leary, David Walliams, Lawson2012-11-30 12. Michael McIntyre, Keith Lemon, Will.i.am and Daley featuring Jessie J2012-12-07 13. Davina McCall, Jon Richardson, Harry Hill and Rebecca Ferguson2012-12-14 14. Gordon Ramsay, Sir Ian McKellen, Miranda Hart and Kylie Minogue2012-12-21 15. Christmas Special: David Walliams, JLS, McFly and Hilary Devey2012-12-25 16. The Chatty Man Mash Up2013-01-04 17. Alan Carr's New Year Specstacular 20122012-12-31