The Audience: Mexicans of all ages, gathered around a miniature theater set up in a public square, a factory, or a harvest field.
The-Scene: a human mouth.
The Play: three fantastically ugly puppets, representing bacteria, loosen a lower tooth, look for a ladder to knock out an upper. Enter the Dentist. Enter also a lady puppet in a tubelike dress, a gentleman with hog-bristled pate. Senorita La Pasta (toothpaste) and Senor El Cepillo (toothbrush) kill the dental gremlins. In a quick change of scene the magnified mouth vanishes, its possessor reappears. An apple-cheeked urchin named Comino, he promises to brush his teeth forever...