The trio started performing as guitarists and singers in Havana before moving to Mexico , where they got their first successes . They had their breakout in 1962 , thanks to the song " Cuando calienta el sol " which became an international hit . Following the success of the song for a few years they focused their activities in Europe and particularly in Italy , where they appeared in several television shows and were entered into the competition at the 14th edition of the Sanremo Music Festival . In the late 1960s the trio moved back to Mexico City , where they continued to enjoy some local success
14th edition
Sanremo Music Festival 1964
Los Hermanos Rigual