Ren Höek is a fictional character from the animated television series Ren and Stimpy. He is a small, anthropomorphic chihuahua known for his short temper and mischievous personality. Ren often serves as the more intelligent half of the duo, frequently coming up with wild schemes and ideas. Ren is characterized by his exaggerated facial expressions and distinctive voice, which adds to his comedic appeal. He is often seen alongside his best friend, Stimpy, a dim-witted but lovable cat. Together, they embark on various absurd adventures that highlight their contrasting personalities.