The voice belongs to Quico, known as Kiko in Brazil, the spoiled, pouting boy from the Mexican comedy series El Chavo del Ocho, which became a huge hit in Brazil under the name Chaves. Brazilian fans turned his dubbed catchphrases into short reaction audios shared on WhatsApp and later into meme edits on TikTok and Instagram, where the line is used to mock something unbelievable. Its lasting appeal comes from nostalgia for the show and a delivery that needs no context to sound funny.