And it's this charity - which raises money for emergency services personnel injured by criminals - that she's trying to win cash for when she pairs up with fashionista Gok Wan.
This is a Christmas special with a difference. Not only will it be live, but all winnings will be shared 50/50 between the charity and a lucky viewer at home.
Who Wants to be a Millionaire
A phone number and website will appear at the start of each celebrity game, giving details of how you can enter for free.
Also sharpening up their grey matter tonight is Chris Evans and TV chef James Martin, and Ann Widdecombe and heavyweight champ David Haye.
One lucky viewer will no doubt be hoping the Hayemaker lives up to his name.
Who Wants to be a Millionaire
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