Alice in Chains is an American rock band formed in Seattle, Washington, in 1987 by guitarist Jerry Cantrell and original vocalist Layne Staley. Although widely associated with grunge music, the band’s sound incorporates heavy metal and acoustic elements. Since its formation, Alice in Chains has released four studio albums, three EPs, two live albums, four compilations, and two DVDs. The band is known for its distinct vocal style which often included the harmonized vocals of Staley and Cantrell.