Barbie: Princess Charm School is a 2011 computer-animated fantasy film directed by Zeke Norton and produced by Mattel Entertainment (under the name of Barbie Entertainment) with Rainmaker Entertainment. It was released on DVD on September 13, 2011, and made its television debut on Nickelodeon two months later.The twentieth installment in the Barbie film series, the plot follows Blair Willows, a teenage girl living in the kingdom of Gardania, who wins an annual lottery to attend a prestigious school where girls can train to become princesses or royal ladies. As Blair learns the ways of being a proper princess, she uncovers the mystery and secrets behind the kingdom's missing heiress to the throne.