A 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, with contestants Tim Key, Alex Horne, Tommy Walsh, Eboni Usoro-Brown, Sharron Davies, Rhea Bailey, Diarmuid Gavin and Natalie Jamieson.

A special 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. Presented by Alexander Armstrong and co-host Richard Osman. Featuring Aled Jones, Russell Watson, Ben Cohen, Kristina Rihanoff, Kriss Akabusi, Shakira Akabusi, Jamie Laing and Sophie Habboo. With a special performance by Aled Jones and Russell Watson.

A special BBC Centenary 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, with contestants Tony Blackburn, Scott Mills, Dr Maggie Aderin-Pocock, Prof Chris Lintott, Peter Purves, Lindsey Russell, Shanequa Paris, Mobeen Ahzar and Baroness Floella Benjamin.

A celebrity special 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, with contestants Tim Key, Alex Horne, Tommy Walsh, Eboni Usoro-Brown, Sharron Davies, Rhea Bailey, Diarmuid Gavin and Natalie Jamieson.

A celebrity special 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, with contestants Nick Hewer, Katya Jones, Aimee Fuller, Katharine Merry, Michael Whitehall, Alice Dearing, Tom Stade and Athena Kugblenu.

A celebrity special 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, with contestants Nick Hewer, Katya Jones, Aimee Fuller, Katharine Merry, Michael Whitehall, Alice Dearing, Tom Stade and Athena Kugblenu.

A special 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 Jake Quickenden, Marcel Somerville, Ben Ofoedu, Jo O'Meara, Carol Decker, Leee John, Celena Cherry and Mariama Goodman.

A special 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, with contestants Tessa Sanderson, Iwan Thomas, Ray Mears, Humaira Ikram, Laura Lexx, Lee Ridley, David Tag and Jazmine Franks.

A special experts 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, with contestants Nicky Clarke, Lowri Turner, Dr Milad Shadrooh, Dr Bolu Eso, Jonty Hearnden, Roo Irvine, Amber Butchart and Micaela Sharp.

A special broadcasters 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 contestants Arielle Free, Toby Anstis, Sonny Jay, Josie D'Arby, Neev Spencer, Colin Murray, Elis James and John Robins.

A special soaps 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, with contestants Louis Emerick, Tristan Gemmill, Natalie Anderson, Anna Nightingale, Kieron Richardson, Kirsty-Leigh Porter, Bobby Davro and Nitin Ganatra.

A special 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, with contestants Gemma Bissix, Rita Simons, Verona Rose, Bobby Seagull, Cally Beaton, Thanyia Moore, William Hanson and Jordan North.

Alexander Armstrong and Richard Osman present a cricket special of the quiz, featuring contestants Alison Mitchell, Andy Zaltzman, Devon Malcolm, Graham Gooch, Georgie Heath, Fran Wilson, Graeme Swann, and Mark Ramprakash.

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, with contestants Iain Stirling, Marek Larwood, Kitty Scott-Claus, Vanity Milan, Shaparak Khorsandi, Johnny Vegas, Bhavna Limbachia and Victoria Ekanoye.

A special sport 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, with contestants Steve Backley OBE, Roger Black MBE, Kelly Sotherton MBE, Sally Gunnel OBE, Ashia Hansen MBE, Jo Pavey MBE, Martin Offiah MBE and Gareth Chilcott.

A special comedy 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, with contestants Olga Koch, Chloe Petts, Arabella Weir, Jon Culshaw, Ted Robbins, Justin Moorhouse, Neil Delamere and Loyiso Gola.

A special bands 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, with guests Shaun Ryder, Bez, Mark Morriss, Kimberly Wyatt, Kelli Young, Rick Witter, Faye Tozer and Sabrina Washington.

A special 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. Presented by Alexander Armstrong and co-host Richard Osman, with contestants Juliet Mann, Gavin Ramjaun, Nelufar Hedayat, India Willoughby, Michael Buerk, John Sergeant, Andrea Byrne and Chris Rogers.

A special 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, with contestants Gus Fraser, Mike Gatting, Suzi Perry, Jules Breach, Bianca Walkden, Bianca Williams, Phil Vickery and Mark Foster.

A celebrity special 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, with contestants Patsy Kensit, Sheree Murphy, Hal Cruttenden, Daliso Chaponda, Edwina Currie, Henry Bonsu, Janette Manrara and Karen Hauer.

A special family 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 with contestants Ali Bastian, David O'Mahoney, Becky Downie, Ellie Downie, Sam Kane, Linda Lusardi, Gaynor Morgan and Willie Morgan.

A special 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 Greg McHugh, Kimberley Nixon, Dominic Holland, Ninia Benjamin, Max George, Tom Parker, Dom Joly and Ria Lina.

A food 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, with contestants Penny Smith, Sean Wilson, Romy Gill, Kwoklyn Wan, Paul Rankin, Ed Baines, Briony May-Williams and Kim-Joy Hewlett.

A radio-themed 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, with contestants Dame Jenni Murray, Samira Ahmed, OJ Borg, Gary Davies, Melvin Odoom, Rickie Haywood-Williams, Snoochie Shy and Nadia Jae.

A special soaps 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, with contestants Adjoa Andoh, John Altman, Nick Cochrane, Paul Usher, Tricia Penrose, Denise Black, Jennifer Ellison and Ann Marie Davies.

A special kids TV 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, with contestants De'Graft Mensah, Shanequa Paris, Pat Sharp, Jayne Middlemiss, Andy Day, Philippa Forrester, Ortis Deley and Rani Price.

A special food-related 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, with contestants Alex Hollywood, Nancy Lam, Suzie Lee, Hugh Fearnley-Whittingstall, Liam Charles, Shivi Ramoutar, Rahul Mandal and Ellis Barrie.

A special family 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, with contestants James Acaster, David Acaster, Steve Cram, Allison Curbishley, Chris Packham, Megan McCubbin, Anyika Onuora and Iffy Onuora.

A special episode featuring Sean Fletcher, the Rev Kate Bottley, Mark Chapman, Clare Balding, Oti Mabuse, Giovanni Pernice, Joe Swash and JB Gill.

A sitcoms special featuring Robert Llewellyn, Nigel Planer, Helen Monks, Steven Woodcock, Isy Suttie, Martin Trenaman, Jamie-Lee O'Donnell and Saoirse-Monica Jackson.