ATOMIC HEAD.. is born in october 2004 when Seb starts with the idea of starting a band inspired mostly in Megadeth, Metallica and Exodus, starts the composition. SEb meets Luis F in bass and in april 2005 Diego joins the band on drums. In november, Luis decides to leave and Atomic Head keep going in their musical way. In march 2006, Luchín and Gabo join the band and a debut CD is now ready, but Gabo decides to quit the band and Hugo is the new bass player. The debut EP was launched with INANNA in november 12, 2006 at bar Trifulka, Santiago, Chile. It contains 5 original songs.