Musical birthday greeting card for girls features some of her favorite Disney Princesses — Cinderella, Moana, Jasmine from "Aladdin," Tiana from "The Princess and the Frog," Belle from "Beauty and the Beast" and Ariel from "The Little Mermaid" — in front of a star-filled rainbow that sparkles with cascading, color-changing lights as a magical, princess-style song plays.