Baby Alive Foam Bath and Color Changing bath time with new Waterbabies dolls. DisneyCarToys Sandra and Spidey make a color change bath with bath color fizz toys for our Baby Alive Doll. We add Mr Bubble bath foam soap to our Waterbabies mermaid hair and Batman foam to our dolls. To wash the Baby Alive and Water Babies we use a color changing loofa.