Gordon is instructing Ian Gnome on the finer points of companion planting, when a bat with a terrible cold arrives in the garden. His name’s Vincent and he’s lost his way because his sonar’s not working. Gordon asks Vincent to stay with him until he’s better and prepares him some special cold remedies. But Ian is scared of Vincent and refuses to help out...that is until he discovers Vincent’s pretty cool at flying and can hang upside down!