Nicole Scherzinger, Simon Pegg, Nick Frost, Matt Cardle

Westlife, Dermot O'Leary, David Walliams, Mary J Blige, The Saturdays

Gary Barlow, Kelly Rowland, Louis Walsh, Tulisa Contostavlos, Tinie Tempah, Terry Wogan, Kasabian

Lady Gaga, Dannii Minogue, Peter Kay, Ed Sheeran

Lee Evans, One Direction

Alan is joined by the stars of Life's Too Short, Ricky Gervais and Warwick Davis, as well as DJ Vernon Kay

David Walliams, Ruth Jones, Jedward and Steps join Alan for a festive edition of Chatty Man.

Alan Carr has been left in charge of Channel 4 HQ and is set to throw a New Year's Eve party to remember.