Chaves is the Brazilian name for El Chavo del Ocho, the Mexican sitcom created by Roberto Gómez Bolaños that became a cultural staple across Latin America in the 1970s. Dubbed into Portuguese, its characters and catchphrases entered everyday Brazilian humour, and short clips are now constantly reused in memes, reaction videos and YouTube Poop edits. This brief não, não moment survives because the refusal is instantly recognisable, easy to drop into any argument and still funny decades after the original broadcast.