Los Van Van is a Cuban band led by bassist Juan Formell, and is considered to be one of Cuba's major timba acts, while Juan Formell has arguably become the most important figure in contemporary Cuban music. In 1967, Formell became musical director of Elio Reve's charanga orchestra. He reformatted the group into Changui '68, and then founded his own group, Los Van Van, on December 4, 1969. Musical style Using a charanga line-up as its base, Van Van added trombones and vocals