Four different celebrities all aim to impress judges Paul Hollywood and Prue Leith with their baking skills.
Joe Wilkinson, Roisin Conaty, Rose Matafeo, Judi Love, Tom Davies, and Jon Richardson recreate the weirdest places they've ever slept, in cake form.
Molly-Mae Hague, Richard Herring, JoJo Siwa, and Babatunde Aléshé make decorated traybakes and tarte tatin, and recreate childhood toys in biscuits.
Alex Brooker, Ambika Mod, Rose Ayling-Ellis, Vicky Pattison, and Sam Thompson make mini rolls, syrup sponge puddings, and iconic outfits in choux.
Emmett J Scanlan, Mark Wright, Nella Rose, Mutya Buena, and Ralf Little make vegan fruit tarts and recreate their most ridiculous purchase ever.