The Sket-dan get a new assistant homeroom teacher (who wants everyone to call her, Onee-san), but she's a klutz and is upset she can't be a good role model for the students, so the Sket-dan ask Chuu-san to help with some of his strange drugs. Later, Switch goes through some old inventions of his that didn't work out as intended...
Wanting to cheer up a friend who looks down 
in the dumps, but they're 40-50 meters away?
en la que deben animar a un amigo decaído 
que se encuentra a 40-50 metros de distancia?
en la que debéis animar a un amigo decaído 
que se encuentra a 40-50 metros de distancia?
Você quer animar um amigo que está mal,
 mas ele está há 40-50 metros longe?