Barbie Fairytopia: Magic of the Rainbow (2007)

"Join Barbie as Elina in an all-new Fairytopia adventure!"

Elina goes to a fairy school to learn dancing and fairy magic. The spring of the fairy land is soon threatened by evil Laverna who intends to prevent fairies from performing the annual vital rainbow dance. Elina must stop quarreling with her fellow students and unite them to save the first bud of the spring.