Hunkymania has hit the country. Suddenly everyone is desperate to buy disgusting Hunky T-shirts, trainers like pig's trotters and pigswill yoghurt. Only Dinah isn't mesmerized by the craze. And when she and SPLAT set out to investigate, they come face to face with their old rival, the Demon Headmaster! It's a race against time. Can they stop him carrying out the final act of his demonic plan?