John Kricfalusi is a Canadian animator, writer, and director best known for creating the animated television series Ren and Stimpy. Born on September 9, 1962, he gained recognition for his unique animation style and offbeat humor, which influenced many other shows in the 1990s. Kricfalusi founded his own animation studio, Spümcø, and worked on various projects throughout his career. Despite his success, he faced controversy and criticism for his behavior and management style, which led to his departure from Nickelodeon during the production of Ren and Stimpy.