The line comes from the Brazilian dub of El Chavo del Ocho, known in Brazil as Chaves, the Mexican sitcom created by Roberto Gómez Bolaños and broadcast there from the 1980s. In the school scenes, Professor Girafales tests the children and a bad answer from Chavo draws the mocking reply from Chiquinha. Clipped from television reruns, the phrase spread through Brazilian social media, WhatsApp groups and soundboards as a ready made grade for any foolish answer, and its classroom wording keeps it instantly recognisable decades later.
About this sound
The Brazilian Chaves meme where Chiquinha calls Chavo dumb and says give him a zero, used to react to a silly mistake or wrong answer online.
A short Brazilian Portuguese voice clip from Chaves, where Chiquinha mocks a wrong classroom answer with the line ai que burro, dá zero pra ele. The delivery is high pitched, smug and instantly cutting, turning a simple insult into a score for the mistake. It lands like a verbal red pen, funny because the judgement is so fast and so sure of itself. Viewers recognise it immediately even without the picture, and the zero feels harsher and funnier than just calling someone dumb.