Molly tackles a tricky T-Rex fourth birthday cake for a dinosaur-crazy little boy's big day. Two-foot long and weighing in at 20 kilos, this prehistoric sponge comes complete with piercing eyes, pointy teeth, and a clutch of eggs wrapped as presents. Michelle takes on a commission close to home, as husband Michael asks her to make a technically challenging cake to celebrate the 20th anniversary of his IT company. In Shotton, former tattoo artist turned cake maker Ben's next cake requires military precision, as he tackles a 60th birthday caricature that must show the birthday boy dressed in his 'airsoft' game combat gear. But things don't go according to plan as Ben battles with stability issues due to his cake's oversized head!