Jon Sopel, Maisie Summers-Newton, Perri Shakes-Drayton, Brian Conley
Are four celebrities clever enough to take on one of the country's finest quiz brains? Bradley Walsh hosts as Jon Sopel, Maisie Summers-Newton, Perri Shakes-Drayton and Brian Conley take on the challenge, hoping to win thousands of pounds for their chosen charities.
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