Adventure Time (initially titled as Adventure Time with Finn and Jake; still used in the related merchandise) is an American animated television series created by Pendleton Ward and produced by Frederator Studios for Cartoon Network. The series focuses on the surreal adventures undertaken by two best friends, Finn the human boy and Jake the dog with magical powers, who dwell in the Land of Ooo. The series is based on a short produced for Frederator's Nickelodeon animation incubator series Random! Cartoons. After the short became a viral hit on the Internet, Cartoon Network picked it up for a full-length series that had a preview on March 11, 2010 and officially premiered on April 5, 2010. The series has been a critical and commercial success, receiving generally positive reviews. This series is rated TV-PG.