Hi Hi Puffy AmiYumi (ハイ！ハイ！パフィー・アミユミ Hai! Hai! Pafī AmiYumi) is an American-Japanese animated fantasy-comedy television series created by Sam Register for Cartoon Network. It premiered on November 19, 2004 and ended its run on June 27, 2006, with a total of three seasons and thirty-four episodes, leaving five episodes unaired. The series was produced by Renegade Animation in Irving, Texas and Cartoon Network Studios in Burbank, California. The show focuses on an animated/fictionalized setting of the real-life J-pop group Puffy AmiYumi.