From 1966 a 1968, Ricardo Vilas (still as Ricardo Sá) was an associate from the Momento 4 vocal quartet, as well as Zé Rodrix, Maurício Maestro and David Tygel. The group followed Marília Medalha and Edu Lobo in “Ponteio”, in the Event da Record (1967). In 1968, taking part in pro-civil privileges articulations through the dictatorship he was caught, having being among the politics prisoners freed in trade from the American ambassador Charles Elbrick, kidnapped with a radical leftist group. Prohibited from Brazil, Vilas resolved in France, where he created with Teca Calazans, in 1970, the duo Teca & Ricardo, which performed from 1971 to 1981. Following the amnesty advertised by the armed forces in 1979, he came back to his nation, introducing Faz-de-Conta in the mid-eighties, with an array of his designs created for the Sítio perform Pica-Pau Amarelo Television Globo series. His music and musical themes had been also contained in Television Globo cleaning soap operas like Roque Santeiro and Selva de Pedra. In 1989 he came back to France, introducing Música Mestiça and touring European countries. From 1995 on he began to separate his actions between Rio de Janeiro and Paris. In 1998 he released his 19th record, Bem Brasil, with 14 originals (brand-new songs and previous hits re-recorded) as well as the involvement of Chico Buarque, Lenine, Joyce, Sá & Guarabyra, Wagner Tiso, Nana Caymmi, Zé Ramalho, Ângela Maria, Flávio Venturini, Zé Renato, his previous Momento 4 mates Zé Rodrix, Maurício Maestro and David Tygel and in addition Didier Sustrac, along with Brazilian performers settled in European countries and virtually unidentified in their nation of origins like Nazaré Pereira, Loalwa Braz (from Kaoma) as well as the duo Les Étoiles (Rolando & Luís Antônio).