The Ren & Stimpy Show, often simply referred to as Ren & Stimpy, is an American animated television series, created by Canadian animator John Kricfalusi. The show premiered on August 11, 1991, on Nickelodeon as part of its Nicktoons block along with Rugrats and Doug. The series focuses on the titular characters: Ren Höek, an emotionally unstable chihuahua, and Stimpson J. Cat, a good-natured, dimwitted cat. The show ran for five seasons on the network. The show has received critical acclaim and developed a cult following during and after its run, while some critics credit it for leading the way for satirical, controversial, animated shows like Beavis and Butt-head and South Park, and playing a significant role in television animation.