"La, la, la" is a 1968 song recorded by Spanish singer Massiel, written by Manuel de la Calva and Ramón Arcusa –the members of Dúo Dinámico–. It represented Spain in the Eurovision Song Contest 1968 held in London, being the first song from Spain to ever win the contest.

Dúo Dinámico is a Spanish pop music duo formed by Manuel de la Calva and Ramón Arcusa. Besides singers, they are songwriters and record producers and they starred in four feature films. They were the main precursors of pop music and fandom in Spain and were very popular in the 1960s.