Best Baby Doll Ever! Surprise baby diaper doll reveals if the Magic Nursery doll is a boy, girl or twins! These Magic Nursery dolls are made by Mattel. Just put the baby diaper in water and it gives you a new baby dress and tells you the gender of the baby. This video is by DisneyCarToys.\rbr \rbr See another Magic Nursery Doll unboxing at Kalebs ToyBox here:\rbr \rbr \rbr ❤ Product Info ❤\rbr This video features a vintage 1991 Mattel Magic Nursery Holiday Christmas doll.