Lulu's father asks the Pony Pals to spend time with a friend's daughter. Though Melissa Prince is the same age as the Pony Pals, they have nothing else in common. Melissa is from the city and cares about her hair, her clothes, and actually hates ponies!
When Melissa agrees to go trail riding with the Pony Pals, everything goes wrong! Can the Pony Pals help Melissa? Will she ever be a Pony Pal?
(to be added)