Alexander Armstrong and Richard Osman present 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. Featuring LouiseWener and Kate Humble, Mary Peters and Jayne Torvill, Tony Hawks and Henry Kelly, and Gareth Hale and Norman Pace.

Alexander Armstrong and Richard Osman present a special celebrity Radio 1 and Radio 1Xtra edition of the general knowledge quiz in which four teams try to come up with the answers that no-one else could think of. Featuring Clara Amfo and Trevor Nelson, Yasmin Evans and Greg James, Chris Stark and Scott Mills, and Dev Griffin and Sarah-Jane Crawford.