The comedian hosts a special celebrity edition of the game show, with contestants Danny Dyer, Zoe Ball and David Walliams competing to win a cash prize for their chosen charity. Helping the contestants to win as much money as possible will be a panel of seven celebrity experts, each with their own Christmas specialist subject. Choirmaster and broadcaster Gareth Malone, actress Martine McCutcheon, comedian Jason Manford, EastEnders actress Tameka Empson, comedian Julian Clary and TV presenters Gregg Wallace and Alex Scott take their turns to help answer questions on everything from Christmas movies to festive food - but whose help will be a gift and who has got their traditions in a twist?