It's Finals Week, and the five remaining cooks must deliver food on a whole new level as they vie for the trophy.First, the celebrities face their most daunting challenge yet - travelling to Alexandra Palace in north London, where the first ever live public service television broadcast was made. They must cater for a very special occasion. With 2022 marking 100 years of the BBC, the celebrities will have to create a spectacular afternoon tea for 12 iconic BBC names from the worlds of television, radio and journalism.Then, it's back to the MasterChef kitchen, where the final five must each create one exceptional dish inspired by their childhood. The celebrities must impress John and Gregg by showing creativity, skill and flair, demonstrating that they have the determination to remain in the competition. For the cook who doesn't make the grade, their MasterChef journey will be over.