👉 A motherkins is a fictional character from the animated television series "The Simpsons," created by Matt Groening. The character first appeared in season 1, episode 6 of the show's third season as an anthropomorphic dog that was voiced by John Ritter. Motherkins is known for his love of dogs and his ability to transform into a large, furry creature resembling a wolf, which he can then use to gain access to different areas of his home. He also possesses a strong sense of