Nightwish is a symphonic metal band from Kitee, Finland, formed in 1996 by songwriter and keyboardist Tuomas Holopainen, guitarist Emppu Vuorinen, and former vocalist Tarja Turunen. Nightwish's current line-up has five members, although Tarja has been replaced by Anette Olzon and the original bassist, Sami Vänskä, has been replaced by Marco Hietala, who also took over the male vocalist part; previously male vocal-parts were done by Tuomas or guest singers.