Personalized My Mimi Loves Me Unicorn Toddler Long Sleeve T-Shirt. My Mimi Loves Me - A cute little unicorn prances after mimi unicorn in a rainbow filled sky. Adorable gift for your favorite grandchild! A classic for Fall, Winter and Spring, these long sleeve toddler t-shirts are sure to be a staple in your child's wardrobe. Whether layered or alone, this t-shirt is soft yet durable enough to stand up to your toddler's playtime demands.