Betty Boop was created by animator and director Max Fleischer, who somehow came in the shadow of his contemporary Walt Disney. But he was no less important in shaping the animation history of the 20th century. In addition to creating Betty Boop and bringing Popeye and Superman to the movie screen, he was the inventor of the rotoscoping technique, where stills from live action movies are traced to create animation frames. It is still a widely used thechique. In this movie, Koko the Clown, Betty Boop and Bimbo come to town to sell magic medicine, causing wild exitement and havoc among the public.