Alexander Armstrong and Richard Osman present a special celebrity Christmas edition of the general knowledge quiz in which four teams try to come up with the answers that no-one else could think of. Featuring Lesley Joseph and Duncan James, Faye Tozer and Bobby Davro, Joe Pasquale and Wendi Peters, and Natasha Hamilton and Keith Chegwin.

Alexander Armstrong and Richard Osman present a special celebrity Sports Personality of the Year edition of the general knowledge quiz in which four teams try to come up with the answers that no-one else could think of. Featuring Jayne Torvill and Geoff Thomas, Paula Radcliffe and Dame Mary Peters, Robin Cousins and Fatima Whitbread, and Maggie Alphonsi and Greg Rusedski.

A celebrity journalists edition of the general knowledge quiz in which four teams try to come up with the answers that no-one else could think of. Presented by Alexander Armstrong and co-host Richard Osman. Featuring Jane Moore and Kevin O'Sullivan, Miranda Sawyer and Tony Parsons, Toby Young and Melissa Kite, and Lizo Mzimba and Frank Gardner.

A celebrity comedians edition of the general knowledge quiz in which four teams try to come up with the answers that no-one else could think of. Presented by Alexander Armstrong and co-host Richard Osman. Featuring Hal Cruttenden and Justin Moorhouse, Rhona Cameron and Sean Hughes, Jeremy Hardy and Francesca Martinez, Robert Webb and Isy Suttie.

A special celebrity 1970s edition of the general knowledge quiz in which four teams try to come up with the answers that no-one else could think of. Presented by Alexander Armstrong and co-host Richard Osman. Featuring Babs Powell and Dee Dee Wilde, John Conteh and Alan Mullery, Michael Keating and Jacqueline Pearce, and Martin Lee and Sandra Stevens.

A special celebrity outdoors edition of the general knowledge quiz in which four teams try to come up with the answers that no-one else could think of. Presented by Alexander Armstrong and co-host Richard Osman. Featuring Chris Packham and Martin Hughes-Games, Tom Heap and Jules Hudson, Miranda Krestovnikoff and Paul Heiney, and Naomi Wilkinson and Bill Oddie.

A special celebrity writers edition of the general knowledge quiz in which four teams try to come up with the answers that no-one else could think of. Presented by Alexander Armstrong and co-host Richard Osman. Featuring John O'Farrell and Emma Kennedy, Kathy Lette and Kate Mosse, Benjamin Zephaniah and Roger McGough, and Terry Deary and Bryony Gordon.

A special celebrity News edition of the general knowledge quiz in which four teams try to come up with the answers that no one else could think of. With Alexander Armstrong and co-host Richard Osman, and featuring Alastair Stewart and Charlene White, Emily Maitlis and Nick Robinson, Piers Morgan and Susanna Reid, Rageh Omaar and Cathy Newman.

A special celebrity Strictly edition of the general knowledge quiz in which four teams try to come up with the answers that no-one else could think of. Presented by Alexander Armstrong and co-host Richard Osman. Featuring Brendan Cole and Sophie Ellis-Bexter, Chris Hollins and Russell Grant, Aliona Vilani and Jay McGuinness, and Anton Du Beke and Erin Boag.

A special celebrity impressionists edition of the general knowledge quiz in which four teams try to come up with the answers that no-one else could think of. Presented by Alexander Armstrong and co-host Richard Osman. Featuring Alistair McGowan and Ronni Ancona, Jon Culshaw and Jan Ravens, Rory Bremner and Matt Forde, and Francine Lewis and Danny Posthill.

A special celebrity music edition of the general knowledge quiz in which four teams try to come up with the answers that no-one else could think of. Presented by Alexander Armstrong and co-host Richard Osman. Featuring Fish and Barbara Dickson, Nick Heywood and Toyah Wilcox, Heather Small and Mari Wilson, and Jessica Taylor and Kelli Young.

A special celebrity edition of the general knowledge quiz in which four teams try to come up with the answers that no-one else could think of. Presented by Alexander Armstrong and co-host Richard Osman. Featuring Tim Vine and Terry Alderton, Tracy-Ann Oberman and David Schneider, Reverend Richard Coles and Julia Hartley-Brewer, and Arthur Smith and Arlene Phillips.

A special comedies edition of the general knowledge quiz in which four teams try to come up with the answers that no-one else could think of. Presented by Alexander Armstrong and co-host Richard Osman. Featuring Pauline McLynn and Hugh Dennis, Adil Ray and Charlie Higson, Vicki Michelle and Richard Gibson, and Tina Malone and Jean Fergusson.

A special celebrity edition of the general knowledge quiz in which four teams try to come up with the answers that no-one else could think of. Presented by Alexander Armstrong and co-host Richard Osman. Featuring Aled Davies and Tessa Sanderson, David Wilkie and Dame Mary Peters, Jason Gardener MBE and Marlon Devonish MBE, and Tanni Grey-Thompson and Sally Gunnell.

A special Euro 2016 edition of the general knowledge quiz in which four teams try to come up with the answers that no-one else could think of. Presented by Alexander Armstrong and co-host Richard Osman andfeaturing Stephanie Roche and Kevin Kilbane, Danny Gabbidon and Jason Mohammad, Neil Lennon and Iain Dowie, and Gabby Logan and Steve Wilson.

A special celebrity edition of the general knowledge quiz in which four teams try to come up with the answers that no-one else could think of. Presented by Alexander Armstrong and co-host Richard Osman.Featuring Helen Fraser and Victoria Alcock, Roberta Taylor and Chris Ellison, Arthur Bostrom and Mina Anwar, and Dominic Littlewood and Matt Allwright.

A special Eurovision edition of the general knowledge quiz in which four teams try to come up with the answers that no-one else could think of. Presented by Alexander Armstrong and co-host Richard Osman, and featuring Johnny Logan and Linda Martin, Natalie Powers and Russ Spencer, Jenny Frost and Sophie McDonnell, and Bucks Fizz.

A special celebrity edition of the general knowledge quiz in which four teams try to come up with the answers that no-one else could think of. Presented by Alexander Armstrong and co-host Richard Osman.Featuring Toby Anstis and Jenni Falconer, Janice Long and Bob Harris, Peter White and Steve Punt and Steve Penk and Angie Greaves.

A special celebrity edition of the general knowledge quiz in which four teams try to come up with the answers that no-one else could think of. Presented by Alexander Armstrong and co-host Richard Osman. Featuring Keith Chegwin and Iain Lee, Lisa Maxwell and Rav Wilding, Helen Lederer and Nicholas Parsons, and Antony Costa and Michelle Heaton.

Alexander Armstrong and Richard Osman present a special celebrity fashion edition of the general knowledge quiz in which four teams try to come up with the answers that no-one else could think of. Featuring Brix Smith-Start and Jonathan Phang, Amy Childs and Sam Faiers, Grace Woodward and Brendan Courtney, and Lee Stafford and Nicky Clarke.

Alexander & Richard present another celebrity edition of the quiz show, inviting more famous faces to come up with the least likely correct answers to a series of questions.

This time, the teams are Rich Hall and Shappi Khorsandi, Sian Lloyd and Fred MacAulay, Mark King and Stuart Maconie, and Chemmy Alcott and Amy Williams

Alexander Armstrong and Richard Osman present a celebrity version of the general knowledge quiz in which contestants try to come up with the answers that nobody else could think of…

This week's celebrities are Simon Day, Paul Chowdhry, Emily Atack, Ian Lavender, Kerry Godiman, Graeme Garden, Steve Pemberton & Bob Mortimer.

Alexander Armstrong and Richard Osman are joined by Willie Thorne, Tony Jacklin, Andy Fordham, Deta Hedman, Tessa Sanderson, Derek Redmond, Nick Easter and Martin Offiah.

With Joe Swash, John Altman, Nick Pickard, Ali Bastian, Victoria Bush, Zaraah Abrahams, Sharon Maughan and Tina Hobley.

With Dr Dawn Harper, Dr Pixie McKenna, Robin Cousins, Rosemary Conley, Iwan Thomas, Katherine Merry, Dr Chris Steele and Lizzie Webb.

With Eni Aluko, Guy Mowbray, Kevin Kilbane, Mark Chapman, Dan Walker, Mark Lawrenson, Rachel Yankey and Kelly Smith.