12 oz. Mouse is an American surreal humour and psychological thriller adult animated television series created by Matt Maiellaro for Cartoon Network's late-night programming block, Adult Swim. The series revolves around Mouse Fitzgerald, nicknamed "Fitz" (voiced by Maiellaro), an alcoholic mouse who performs odd jobs so he can buy more beer. Together with his chinchilla companion Skillet, Fitz begins to recover suppressed memories that he once had a wife and a child who have now vanished. This leads him to seek answers about his past and the shadowy forces that seem to be manipulating his world.