Principal Celestia decides to fill in as substitute teacher for Twilight and Rarity's class. However, she is constantly interrupted by situations that include a cafeteria emergency and Rainbow Dash kicking a soccer ball against the outer wall of the building. By the time she takes care of all the problems, she is exhausted and the class ends.
La directora Celestia decide reemplazar a la maestra sustituta en la clase de Twilight y Rarity. Sin embargo, es constantemente interrumpida por situaciones que incluyen una emergencia en la cafetería y Rainbow Dash pateando un balón de fútbol contra la pared exterior del edificio. Cuando se encarga de todos los problemas, está agotada y la clase termina.
