The Green Hand of Doom will get you all! Someone is playing ghostly tricks on the staff and pupils of St Aubergine's School. But it isn't Trixie Tempest, oh no!
She is far too busy Saving the Planet, being Nice to Nits and practising her solo for the Save the World with a Song Concert. So who can it be? Not a real ghost, surely? Oh no-o-o-o-o-o-o-o-o-o-o-o-o-o!