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 Gail Emms, Matthew Hoggard, Bonnie Langford, Frazer Hines, Dalton Grant, Charlie Stayt, Helen Lederer and Shaun Williamson.

A special writers edition of the quiz, with Richard Madeley, Dreda Say Mitchell, John O'Farrell, Lise Mayer, Jenny Colgan, Jane Fallon, Richard Stilgoe and Don Black.