It's bad enough that Buster's mum has dumped him on her best friend for the week--but it's just plain inconsiderate to make him save the entire town from invasion by a breed of alien super-cabbage as well. Especially when he's already suffering torture by flowery guest-bedroom. But he's going to have to do something to rescue Fake Auntie Pauline--even though anyone who attempts to feed him leek-and-tuna-fish-bake deserves to get eaten by a sprout-monster...