Mrs. May prepares a potion for Fanny's dying grandfather which makes him young.
- ISBN10 0140378758
- ISBN13 9780140378757
- Publish Date 30 May 1996 (first published 16 April 1992)
- Publish Status Out of Print
- Out of Print 22 October 2004
- Publish Country GB
- Imprint Puffin Books
- Format Paperback
- Language English