The Los Angeles Guitar Quartet (LAGQ) is an American classical guitar ensemble that was formed in 1980. It consists of John Dearman, William Kanengiser, Scott Tennant and Matthew Greif (who replaced original member Andrew York at the end of 2006). They play nylon string guitars to imitate a variety of instruments and effects. They have played in many styles: baroque, bluegrass, flamenco, rock, and new-age. The quartet received a Grammy Award in 2005 for Best Classical Crossover Album, Guitar Heroes.