The Princess Parties were held to determine who the Best Princess was in certain areas of expertise in the anime. They were set up prior to the anime's beginning.
|2||5||Flame Kingdom||Accessory||11 Princesses|
|5||25||Moon Kingdom||Floral arrangement||Sophie|
In the manga, the Princess Parties began because Princess Mirlo wanted to determine who was the best princess in the entire Wonder Planet.
|1||3||Sunny Kingdom||Beauty||All, but Fine, Rein, and Mirlo|