Layne Thomas Staley (born Layne Rutherford Staley; August 22, 1967 – April 5, 2002) was an American singer and songwriter who was the original lead vocalist of Alice in Chains, which rose to international fame in the early 1990s as part of Seattle's grunge movement. He was known for his distinctive vocal style as well as his harmonizing with bandmate Jerry Cantrell. Prior to his success with Alice in Chains, Staley was also a member of the glam metal bands Sleze and Alice N' Chains. He was also a part of the supergroups Mad Season and Class of '99.