It's the final adventure for Issie and Storm. Can they become the youngest team ever to win the triple Grand Slam? Ages: 9+
Stacy Gregg is the author of successful pony adventure series Pony Club Secrets and Pony Club Rivals. Formerly the editor of fashion website Runwayreporter.com, Stacy writes exclusively for HarperCollins.
Her own ponies and experiences at her local pony club provided the inspiration for the Pony Club Secrets and her later years at boarding school were a catalyst for Pony Club Rivals.