The book tells the beloved story of Ariel, a mermaid who fell in love with Prince Eric, a human. Girls can read the book, and then wind up the music/dancing box to hear the favorite "Under the Sea" and see Ariel dance!Unique format includes a wind-up removeable music box which features a beautiful Ariel dancing when kids wind up the box, Kids push the button on top of the music box to hear the very popular song, "Under the Sea". Words included in book so kids can sing along (includes one verse and chorus).Over 30 stickers included so princess fans can decorate the music box!