在籌備選美大賽的過程中，小馬姐姐清洗權杖之際，有人偷走了皇冠。由于權杖與皇冠的感應，小馬姐姐聯合大小觀眾一起走上了尋找皇冠的征程。故事以三個情景為中心，分別講述了禮貌的小熊迪迪，不講禮貌且傲慢的小象甜甜，知錯能改的烏云仙子通過這三個情景，告訴小朋友美不僅是外在形象，更重要的是內在美。
In the process of preparing for the pageant, Sister Pony was cleaning her scepter when someone stole the crown. As a result of the scepter and the induction of the crown, the pony sister together with the size of the audience embarked on the journey to find the crown. The story centers on three scenes, which respectively tell about the polite bear Diddy, the impolite and arrogant elephant Sweet, and the cloud fairy who can correct her mistakes. Through these three scenes, the children are told that beauty is not only about the external image, but also about the inner beauty.
