Buster Bayliss is being forced to stay at his Fake Auntie Pauline's house in the flowery spare bedroom while his mum's away - it's a fate worse than death. Probably. Anyway, Buster is just about to find out for sure, as Smogley is being overrun with giant, man-eating, alien vegetables. Is Buster too weakened by the wallpaper torture to resist the alien advance?