A special 1990s-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. Featuring Jayne Middlemiss, Diane-Louise Jordan, Sarah Cawood, Jeremy Spake, Angus Loughran, Kriss Akabusi, Philip Franks and Sue Jenkins.

Alexander Armstrong and Richard Osman present a special edition of the quiz featuring big names from the world of science, including Rick Edwards, Michael Brooks, Mark Thompson, Maggie Aderin-Pocock, Heather Couper, Nigel Henbest, Dallas Campbell and Lucie Green.