Los EX is a Chilean alternative rock band from the 90's whose sounds was inspired by Sonic youth and the Grunge years. The band was created in 1996 by Colombina Parra (vocals, rythm guitar), Pablo Ugarte (Bass guitar), Hernan Edwards(Lead Guitar) and Octavio Bascuñán (Drums).
Their first album "Caída Libre" was highly popular in Latin America making their videoclips a constant request in MTV Latin America. They disbanded some time after attempting to release a second album. Years later in 2006 the band returned with "Cocodrila" in 2006 and later with "Pistola de Plástico" in 2008.