Gok Wan, Adam Hills, David Weir, Eleanor Simmonds, Alex Brooker, Jody Cundy and Pink
Matt Smith, Kelly Osbourne, Jack Whitehall, Greg McHugh, Joe Thomas, Zawe Ashton, Charlotte Ritchie, Kimberley Nixon, Jonnie Peacock and Example
Jessie J, One Direction, Kevin McCloud and Alicia Keys
Paddy McGuinness, Theo Paphitis, Deborah Meaden, Duncan Bannatyne, Peter Jones and Conor Maynard
Cheryl Cole, McFly, Dara O'Briain, Leona Lewis
Chris O'Dowd, Kelly Brook and JLS
Gary Barlow, Louis Walsh, Tulisa and Nicole Scherzinger
Jamie Oliver, Jimmy Doherty, Taylor Swift, The Wanted and The Killers
Julia Davis, John Bishop, Melanie Chisholm, Emma Bunton, Geri Halliwell and Rita Ora
Rhod Gilbert, Paul O'Grady, Noel Gallagher
Kevin Bridges, Dermot O'Leary, David Walliams, Lawson
Michael McIntyre, Keith Lemon, Will.i.am and Daley featuring Jessie J
Davina McCall, Jon Richardson, Harry Hill and Rebecca Ferguson
Gordon Ramsay, Sir Ian McKellen, Miranda Hart and Kylie Minogue
Christmas Special: David Walliams, JLS, McFly and Hilary Devey
The Chatty Man Mash Up
Alan Carr's New Year Specstacular 2012