Jewelpet the Movie: Sweets Dance Princess (2012)
Jewelpet the Movie: Sweets Dance Princess is a 2012 Japanese animated film and the first ever Jewelpet movie produced by Studio Comet. The film was directed by Hiroaki Sakurai, who is also known for his work in the anime adaptations of Daa! Daa! Daa! and Cromartie High School and written by Takashi Yamada, the main writer of the Ojamajo Doremi series. The movie was released in Japan on August 11, 2012. DVD and Blu-ray versions of the film were released by Toho on January 25, 2013.
More at Wikipedia.