Mundo Livre S/A

Mundo Livre S/A is a Brazilian mangue bit band, formed in 1984 in Recife, Pernambuco. It is also one of the founders of that musical style, which became popular in the 1990s. Fred Zero Quatro, the band's singer, was one of the authors of Caranguejos com Cérebro, one of the landmarks of the Manguebeat movement, together with Renato L. and Chico Science.