Anna likes the junior Pony Pals, Rosalie and Mimi. But she is sorry she agreed to take them on a trail ride with her friends! The younger girls play tricks on the Pony Pals. And soon their tricks get them into trouble.
Over a walkie-talkie, Rosalie and Mimi say they're stuck in a cave. The Pony Pals aren't sure they're telling the truth. But when a storm strikes, Rosalie and Mimi are still missing - and it's up to the Pony Pals to find them.
(to be added)
- This book originally came sealed with two pony rings