Roots of Marko Perković

Nightwish is a Finnish symphonic metal band from Kitee. The band was formed in 1996 by keyboardist Tuomas Holopainen, guitarist Emppu Vuorinen, and former lead vocalist Tarja Turunen. The lineup grew with drummer Jukka Nevalainen and bassist Sami Vänskä. In 2001, Vänskä was replaced by Marko Hietala, who also took over the male vocalist role previously filled by Holopainen or guest singers. Nightwish has been successful in Finland since the release of their debut album, Angels Fall First (1997), and were later recognized internationally through the release of their albums Oceanborn (1998), Wishmaster (2000) and Century Child (2002).

AC/DC are an Australian rock band formed in Sydney in 1973. Their music has been variously described as hard rock, blues rock and heavy metal, although the band calls it simply "rock and roll". They are cited as a formative influence on the new wave of British heavy metal bands. The band was inducted into the Rock and Roll Hall of Fame in 2003 and have sold over 200 million records worldwide, making them one of the best-selling artists of all time.