Chrystian & Ralf is a Brazilian hinterland duo, from the state of Goiás, formed by the brothers José Pereira da Silva Neto ( Goiânia, November 3, 1956), Chrystian and Ralf Richardson da Silva ( Goiânia, June 15, 1961), Ralf. The duo is famous for the high pitched sound of their songs, and is recognized as […]