With his successful commercial formula, which, contrasting with the ideals of purity of the Brazilian gaúchos, indiscriminately mixes rock, forró, country music, and every fashionable style, Gaúcho da Fronteira transcended his regional success and became popular throughout Brazil. At seven, he took up the four-button accordion, soon also learning the accordion, the bandoneón, and the violão (acoustic guitar). In 1968, he joined the Os Vaqueanos group, recording O Rio Grande do Sul Canta Com Os Vaqueanos (Montevideo) in the same year. The album was followed by Canção do Carrete...