Five Have Plenty of Fun by Enid Blyton - old paperback

Age :9-11

George is not pleased when Berta, a spoilt American girl, turns up at Kirrin Cottage in the middle of the night - dressed in disguise! But George hasnt got time to be jealous. Berta is in hiding from kidnappers, and she needs help. The Famous Five are the only ones who can protect her - but will they risk danger to themselves to help out a virtual stranger? Paperback , 192 pages Published 1976 by Knight (first published 1955)