First broadcast: on BBC One Channel IslandsLatest broadcast: on BBC One London
Dale Winton hosts as celebrities force themselves through crazy-shaped holes in moving walls, with failure earning them a plunge into the water. Show more
First broadcast: on BBC One Scotland HDLatest broadcast: on BBC One Wales
Celebrity edition of the quiz, with Mick Foster, Tony Allen, Pauline Black, Harvey, Jonathan Ansell, Faryl Smith, Lee Latchford-Evans and Michelle Heaton. Show more
First broadcast: on BBC One HDLatest broadcast: on BBC Two England
Celebrities test the depths of their knowledge in this special edition of the quiz, with Michelle Heaton, Neil Fox and Emma Forbes. Alexander Armstrong presents. Show more
First broadcast: on BBC One HDLatest broadcast: on BBC One Wales
Alexander Armstrong and Richard Osman present a special celebrity edition of the quiz in which teams try to come up with the answers that no-one else could think of. Show more