Boca Livre is a Brazilian MPB musical group, formed in 1978, in Rio de Janeiro. The first album was released independently in 1979. With its refined style, Boca Livre stands out for its compositions, as well as for versions of other composers' songs. Its instrumental and above all, vocal arrangements escape from the conventional metric used by other groups, through the use of dissonant vocal chords and alternations in the solos. Members: * Maurício Maestro