With Christopher Biggins, Philip Martin Brown, Jason Done, Chris Geere and Neil Morrissey.

With Tony Hadley and The Nolans.

With Antony Cotton and Natalie Imbruglia.

With Joan Collins and Oliver Stafford.

With Ramon Christian, Helen Fraser and Saira Khan.

With Cortes and Anita Dobson.

With Ramon Christian, Jenny Eclair and Stephen Moyer.

With David Lonsdale and Leon Lopez.

With Nicky Hambleton-Jones and Ricky Hatton.

With Nick Hancock, Oliver Stafford and Debra Stephenson.

With Christine & Neil Hamilton and Anthony Kavanagh.

With Lynda Baron and Kelly Holmes.

With Feist, Mel Giedroyc and Ray Quinn.

With Yvette Fielding and Nicholas Parsons.

With Brenda Edwards and Peter Jones.

With Paul Potts and Shilpa Shetty.

With Mark Furze, JK & Joel and Kate Ritchie.

With Les Dennis and Antony Worrall Thompson.

With James Alexandrou and Nick Knowles.

With Emma Kennedy and Melinda Messenger.

With Helen Flanagan and Victoria Hart.

With Paula Abdul, Raj Persaud and guest panellist Michelle Gayle.

With Laurence Llewellyn-Bowen and Pearl Lowe.

With Nina Conti and  Fergie.

With Ali Bastian and Jon Culshaw.

With Myleene Klass and Hank Marvin.

With Duncan James and Kirsten O'Brien.

With Michelle Collins and Sylvia Kristel.

With Natasha Bedingfield and Gillian McKeith.

With Darren Campbell and Lisa Snowdon.

With Mikyla Dodd and Tim Vincent.

With Brian Blessed and Carla Lane.

With Andrea Corr and Oliver Heath.

With Jeremy Kyle and Louisa Lytton.

With Claire King and Stephanie McIntosh.

With Gemma Bissix and Robin Thicke.

With Rebecca Wheatley, Andy Williams and guest panellist Michelle Gayle.

With Victoria Hawkins and Lauren Holly.

With Mary Portas and Sara Powell.

With Kevin Kennedy, Will Mellor and guest panellist Michelle Gayle.

With Gaynor Faye and Nikki Sanderson.

With Katie Hopkins and John Torode.

With Melanie C and Brendan Cole.

With Stephen Mulhern and Paul Ross.

With Jackie Clune and Jason Donovan.

With Piers Morgan, Kelly Rowland and   guest panellist Toyah Willcox.

With Zoë Ball, Clive James and guest panellist Michelle Gayle.

With Suranne Jones and Anneka Rice.

With Josh Groban and Matthew Kelly.

With Bonnie Langford and Hayley Tamaddon.

With Roxanne McKee, Linda Papadopoulos and D.J. Spoony.

With Tanya Byron, Ramon Christian and Sinitta.

With Angela Rippon and Zoe Tyler.

With Kim & Aggie and Austin Stevens.

With Brian Conley and Amy Nuttall.

With Joe Calzaghe and Dave Spikey.

With Russ Abbot, Dave Berry and John McCririck.

With Toby Anstis, Kym Ryder, Cameron Neilson and Rihanna.

With Sophie Anderton and David Ian.

With Kyran Bracken and Myleene Klass.

With Cannon & Ball, Cameron Neilson and Ian 'H' Watkins.

With Roxanne Pallett and Sophie Ellis-Bextor.

With Sally Lindsay, Gabby Logan and guest anchor Ruth Langsford.

With Donal MacIntyre and Gaby Roslin.

With Ruth Badger and Jeremy Kyle.

With Lorraine Chase, Tim Healy and Brotherhood of Man.

With Nell McAndrew.

With All Angels, Peter Davison and Elaine Glover.

With Nicky Campbell and McFly.

With Scooch, Lorna Luft and Bill Oddie.

With Jonathan Kerrigan and Elaine Lordan.

With Su Pollard and Ian Reddington.

With Kathy Griffin and Richard Littlejohn.

With Beverley Knight and Gok Wan.

With Jennie Bond and June Sarpong.

With John Barrowman and Jacqueline Gold.

With John Nayagam and Ray Stevenson.

With Linda Barker and Rain Pryor.

With Sarah Beeny and Curtis Stigers.

With Karl Davies and Simon Williams.

With Hanson and Joe Pasquale.

With Tori Amos and The Hairy Bikers.

With Natalie Anderson and Ben Elton.

With Dean Andrews and Amanda Barrie.

With Colin Jackson and Shane Lynch.

With Vanessa Feltz and Gareth Gates.

With Faith Brown and Jodie Marsh.

With Linda Lusardi and Suzanne Shaw.

With Jocelyn Brown, Christopher Timothy and guest panellist Sharon Marshall.

With Siobhan Donaghy, Mark Moraghan and Holly Willoughby.

With Stuart Laing and Leon Lopez.

With Anthony Head and Patsy Palmer.

With Nicola Stephenson and Ingrid Tarrant.

With Macy Gray and Jill Halfpenny.

With Arlene Phillips and Jonathan Wilkes.

With Lionel Blair, Helen Lederer and Sally Morgan.

With Alfie Boe and Jayne Middlemiss.

With Melanie C and Jerry Hall.

With Anton du Beke and Luke Roberts.

With Amanda Lamb and Bonnie Tyler.

With Sarah Jayne Dunn and Lemar.

With Amy Robbins and Russell Watson.

With Ramon Christian, Jamelia and Maureen Nolan.

With Lysette Anthony and Joseph Gilgun.

With Jo Brand, Cameron Neilson and Susannah York.

With Patrizio Buanne, Liz McClarnon and John Thomson.

With Il Divo and James Hooton.

With Duncan James, Dr Lucas and Nina Wadia.

With Ray Quinn and Georgia Taylor.

With Hilary Duff and Brian Harvey.

With Warren Baker, Nicki Chapman and Danny Dyer.

With Warren Baker, Trudie Goodwin, Greg Rusedski and Regina Spektor.

With Pal Aron, Warren Baker and Sue Holderness.

With Warren Baker, Robert Bathurst and Shelley Conn.

With Warren Baker, Jason Gardiner, Mel Giedroyc and Andrea Ross.

With Warren Baker, Stefan Booth and Todd Carty.

With Donny Osmond, Lisa Riley and Sue Walton.

With Sheila Ferguson and Kelvin Fletcher.

With Lisa Faulkner and Tamzin Outhwaite.

With Shobna Gulati and John Scott.

With John Bowler and Pam Ann.

With Tony Hadley and Georgia Moffett.

With Chris Bisson and Jaye Griffiths.

With Lynda Bellingham and Eamonn Holmes.

With Ed Byrne, Zara Dawson and Ricky Tomlinson.

With Kyran Bracken and Pat Field.

With Craig Fairbrass, Ben Fogle and Natasha Marsh.

With Paul Daniels, Jeremy Edwards, Katherine Jenkins, Marian Keyes, Debbie McGee and Wendy Richard.

With Morwenna Banks and Eartha Kitt.

With Matthew Bose and Emma Bunton.

With Katherine Jenkins and Linda Nolan.

With Marian Keyes and Wendy Richard.

With Peter Jones and Lorraine Pilkington.

With Tom Chambers and Carol Thatcher.

With Lesley Garrett and Meg Johnson.

With Clemency Burton-Hill and Ulrika Jonsson.

With Jermaine Jackson and Diane Parish.

With Lilia Kopylova and Prunella Scales.

With Clive Hornby and Gloria Hunniford.

With Jason Donovan and Samantha Seager.

With Jadene Bircham, Lucy-Jo Hudson and Nicola T.

With T.J. Ramini and Victoria Smurfit.

With Terri Dwyer and Sammy Winward.

With Angela Griffin and Jenny Seagrove.

With Amy Nuttall and  Wendi Peters.

With Brian Dowling and Lynda La Plante.

With Nick Lachey, Colin & Justin and John Michie.

With Ramon Christian, Jennifer Ellison and Lorna Luft.

With Adam Garcia and John Torode.

With Trevor McDonald and Matthew Wolfenden.