Ariel, the Little Mermaid princess who dreams of becoming human, is best friends with princesses Elsa, Snow White and Belle. Since she cannot live in the land she has this great idea of organizing a sea world gala this weekend! She and her three BFF's are going to have the best time ever! In Princess Sea World Gala you dress up all 4 princesses for the gala before you decorate Ariel's palace for the occasion.