A special current affairs 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 Pienaar, Ayesha Hazarika, Iain Dale, Jacqui Smith, Camilla Tominey, Rachel Johnson, Martin Bell and Michael Fabricant.

A sci-fi and fantasy special, featuring Matthew Waterhouse, Louise Jameson, David Graham, Sophia Myles, Jimmy Vee, Lauren Socha, Madeline Smith and Stephanie Beacham.