7x4 - The Great Celebrity Bake Off for Stand Up To Cancer
Greg James, Fern Brady, Mel B, Dermot O'Leary
Greg James, Fern Brady, Spice Girl Mel B and Dermot O'Leary take on iced buns in the Signature, a family classic in the Technical and a hilarious Showstopper, where they create their celebrity doppelganger in biscuit form.