Nickelodeon has updated its animated selection at iTunes, writes Mediaweek. Before its network premiere on November 18, Skyland may already be previewed in four episodes now available to own. Following the adventures of a brother and his sister in the year 2251, the series’ first episode may be downloaded for free at the online store. Meanwhile, numerous clips from The Nicktoons Network Animation Festival, delivering independent animation from around the world, are also available to purchase. Twenty-eight compilations of approximately 180 short films are anticipated to eventually hit iTunes.