Watch Mangue-Bangue (1971) : Full Movie Online Free The quasi-fictional story of transgender sex workers living in Rio de Janeiro's swampy red light district, who are joined by a group of hippies and a runaway stockbroker, "Mangue-Bangue" is the paradigmatic expression of the post-1968 spirit of desbunde, the Brazilian slang catchword for "sex, drugs, and rock 'n' roll".