He promptly began working as a singer in bars in Viña del Mar, where he met Sergio "Tilo" González, Patricio Gonzalez, Hugo Pirovic, and Ernesto Holman of Congreso.
Vasconcellos began performed with Congreso from 1980 to 1983, during which he contributed to the recording of two albums, including Viaje por la cresta del mundo (1981) and Ha llegado carta (1983), and composed also one of the most emblematic songs of the band, "Hijo del sol luminoso" (Son of the Shining Sun).
[5] The album was recorded during two concerts events in Teatro Providencia in the winter of 1999, and collected all musician hits, including "Hijo del sol luminoso", "Huellas" and a studio version for "La joya del Pacífico" recorded as a central theme for the TV series "Cerro Alegre" by Canal 13.
This album grew positively bond with his audience, ultimately causing his invitation to 2000 Viña del Mar International Song Festival which was a resounding success.
Later work on the soundtrack of the Chilean film Taxi para tres, which was greatly appreciated by the single "Volante or Maleta".