Professor Jirafales decides to teach music to his students. Later, decides to play of orchestra in the school. In this episode, the characters sing: "Joven Aún" and "¡Qué Bonita Vecindad!". This episode is almost identical to La Orquesta (1973 and 1976) regarding the script. However, this is at school and with the music videos. Joven Aun now has Dr. Chapatin.
Elenco: Roberto Gomez Bolaños , Carlos Villagran , Édgar Vivar , Florinda Meza , María Antonieta de las Nieves , Ramon Valdes , Rubén Aguirre , Angelines Fernández , Horacio Gómez Bolaños , Raúl Padilla .