Latin rock-band from LA Materia Gris, name predicated on Oingo Boingo’s “Gray Matter,” was shaped in 1995 by singer/guitarist Carlos Aguilar and Marco Gutiérrez, composing their initial music in 1996. A season afterwards, drummer/keyboardist Diego Palacios and percussionist Daniel Vallejo became a member of in, plus they documented a demo to market their music. After guitarist Jarmaine Zavala and regional musician Gilberto Flores became Materia Gris fresh members, the music group had the chance to try out alongside Mexican Guyá on Oct 10, 1998 at Anaheim’s Arrowhead Fish pond. A second demonstration, offering “Decir Adios,” “Vuela Un Tiempo,” and “En La Ciudad,” was produced soon after, permitting the group to join up to Fonovisa in 1999. After 90 days of recording classes, Materia Gris’ 1st album, made by Ricardo Ochoa, premiered on, may 2000.