A celebrity Blue Peter 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.
Alexander Armstrong and Richard Osman present a special celebrity Blue Peter edition of the quiz that rewards the answers that no-one else could think of. Featuring Peter Purves and Yvette Fielding, Simon Groom and Janet Ellis, Anthea Turner and Tim Vincent and Barney Harwood and Lindsey Russell.