A vibrant cartoon with colours and smooth animation. Character Description Her name is Mimi. Mimi is a tiny, adorable little girl with big curious brown eyes, round rosy cheeks, and straight black hair tied into a funny little ponytail on top of her head. She wears a yellow-and-orange striped T-shirt, blue denim dungarees, and oversized white sneakers. Her best friend is a fluffy little pink-and-white unicorn with a golden horn and bright pink hooves. Mimi is quiet and innocent, but extremely curious-whenever something mysterious happens, she has to find out why. --- Mimi and the Secret Rainbow Door One morning, Mimi woke up and