It's Sports Day on the magical island of Chevalia and, although desperate to watch, Pippa knows that she and Princess Stardust have a more important task. Pippa has helped her Princess Pony to find one precious horseshoe, but time is running out and seven are still missing. But if they are busy, who will cheer on Stardust's best friend Blossom in the Chevaliathon? And is it possible to have two best friends?