Kim’s gang had better watch out! Tanya’s my friend now, and she’ll show them! Mandy has been picked on at school for as long as she can remember, so she is delighted when cheeky, full-of-fun Tanya befriends her. Mum isn’t happy – she thinks Tanya’s a “bad girl” and a bad influence. Is she or isn’t she? Paperback , 179 pages Published 1997 by Corgi Yearling (first published 1996)