Children's animated feature following a little girl who becomes a princess. When her mother marries the king, Sofia (voice of Ariel Winter) becomes a member of the royal family and moves into their grand palace. She attends a preparatory school under the tutelage of fairies Flora (Barbara Dirikson), Fauna (Russi Taylor) and Merryweather (Tress MacNeille) in order to train for her new role as princess. With the help of a magic necklace that enables her to talk to animals and an appearance from Cinderella (Jennifer Hale), Sofia adjusts to her new surroundings and tries to form a bond with her initially reluctanct step-siblings.

Feature-length episode of the children's animation following the little girl who became a princess after her mother married the king of Enchancia. Sofia (voice of Ariel Winter) runs into trouble when she gets the chance to turn into a mermaid and visit her new underwater friend Oona (Kiernan Shipka). With the help of Princess Ariel (Jodi Benson), Sofia tries to prevent disaster both on land and under the sea. Also included are three additional episodes: 'Tri-Kingdom Picnic', 'Finding Clover' and 'Make Way for Miss Nettle'.