Queens of the Stone Age is an American rock band formed in 1996 in Seattle, Washington. The band was founded by vocalist and guitarist Josh Homme, who has been the only constant member throughout multiple lineup changes. Since 2013, the lineup has consisted of Homme alongside Troy Van Leeuwen, Michael Shuman, Dean Fertita, and Jon Theodore. The band also has a large pool of contributors and collaborators. Queens of the Stone Age are known for their blues, Krautrock and electronica-influenced style of riff-oriented and rhythmic hard rock music, coupled with Homme's distinct falsetto vocals and unorthodox guitar scales.