Luis Alberto Spinetta (23 January 1950 – 8 February 2012), nicknamed "El Flaco" (Spanish for "skinny"), was an Argentine singer, guitarist, composer and poet. One of the most influential rock musicians of Argentina, he is regarded as one of the founders of Argentine rock, considered the first incarnation of Spanish-language rock. Born in Buenos Aires in the residential neighbourhood of Belgrano, he was the founder of iconic rock bands including Almendra, Pescado Rabioso, Invisible, Spinetta Jade, and Spinetta y Los Socios del Desierto. In Argentina January 23rd is celebrated as "Día Nacional del Músico" (National Musician's Day) in honor of Spinetta's birthSpinetta devoted himself fully to his own music. In his lyrics, there are influences of multiple writers, poets and artists like Arthur Rimbaud, Vincent van Gogh, Carl Jung, Sigmund Freud, Friedrich Nietzsche, Michel Foucault, Gilles Deleuze, Carlos Castañeda and Antonin Artaud, who has his name in the album Artaud.In December 2011 he announced that he had been diagnosed with lung cancer. He died on 8 February 2012 at the age of 62. His ashes were scattered in Buenos Aires in the waters of the Río de la Plata, according to his last wish.

Source: Wikipedia (https://en.wikipedia.org/wiki/Luis_Alberto_Spinetta)