Nightwish is a symphonic metal band from  Kitee, Finland. The band was formed in 1996 by lead songwriter and keyboardist  Tuomas Holopainen, guitarist  Emppu Vuorinen, and former lead singer  Tarja Turunen. In 2001 Marko Hietala joined to Nightwish as a vocalist and a bass player. In May 2007 Nightwish announced  Anette Olzon as Turunen's replacement.