Personalized Blue Octopus Uncle's Sweetheart Infant Dress. Looking for a gift for a special little girl in your life? Check out our Blue Octopus Uncle's Sweetheart design! This cute and kawaii design is perfect for any little girl who is your uncle's girl, baby, or child! The design features a blue octopus with hearts and the phrase "Mommy's Sweetheart" written in a playful font. Your little one will be adorable and comfortable in this 100% combed ringspun cotton 1x1 baby rib dress!