On an enchanted island, far, far away, princess ponies can talk and play. Eight golden horseshoes give the ponies their magic, but when the shoes go missing from the castle, only a true pony lover can save the princesses and their home. Human girl Pippa loves ponies, but she's never had one of her own. Then one summer day, magical seahorses take Pippa to an island where ponies can talk. The first pony she meets is Princess Stardust and they become...

"Pippa is happy she's been given a part in the school play, but she's having trouble with her lines. She seeks inspiration in Chevalia, the enchanted island where ponies and horses rule, from superstar songstress Diva--but someone has stolen Diva's voice! Can Pippa and Stardust help Diva realize that she's more than just her talent before the upcoming Royal Pony Gala?"--