In her only color cartoon, Betty Boop goes to the ball thanks to her fairy godmother; later, only her foot fits the glass slipper.In her only color cartoon, Betty Boop goes to the ball thanks to her fairy godmother; later, only her foot fits the glass slipper.In her only color cartoon, Betty Boop goes to the ball thanks to her fairy godmother; later, only her foot fits the glass slipper.