There are only four bakers left vying for a place in the much sought-after final of the Great British Bake off. The weight of the occasion is getting to the most unflappable of the bakers as they frantically work against the clock to deliver petits f... (more)ours to Paul and Mary's exacting standards. The hardest technical bake ever seen on Bake Off finds two of the bakers left wanting as their fraisier cakes collapse. It's possible to hear a pin drop in the kitchen as the bakers pull out the stops for their showstopping choux gateaus. Paul and Mary think they have seen it all until they are presented with a tribute to the Tour de France..