‘Help,’ shouted Chris. ‘Please. Somebody help.’ The silent green head had power over him. The cabbage patch curse was too strong. ‘Zip.’ Down came his fly. ‘Don’t look. Don’t look,’ shouted Chris. ‘Don’t look. Don’t look,’ shouted Ms Henderson. But it was too late. Chris let fly. Splash, splash, sploosh. It could only happen in a Paul Jennings story, and it does…