Alexander Armstrong and Richard Osman present a special celebrity experts edition of the quiz that rewards the answers that no-one else could think of. Featuring Professor Alice Roberts and Dick Strawbridge,Eric Knowles and Mark Stacey, Nicky Clarke and Michael Douglas, and Martin Hughes-Games and Michaela Strachan.

Alexander Armstrong and Richard Osman present a special news celebrity edition of the quiz that rewards the answers that no-one else could think of. Featuring Kate Adie and Stanley Johnson, Kelvin MacKenzie and John Sergeant, Julia Hartley-Brewer and Nick Ferrari and Jon Sopel and Lucy Siegle.