Erno "Emppu" Matti Juhani Vuorinen (born 24 June 1978 in Kitee, Finland), is a Finnish guitarist, most famous for being a founding member and occasional songwriter of the band Nightwish.
Discography with Nightwish[]
- Angels Fall First - 1997 (also bass guitar)
- Oceanborn - 1998
- Wishmaster - 2000
- Over the Hills and Far Away EP - 2001
- Century Child - 2002
- Once - 2004
- Dark Passion Play - 2007
- Imaginaerum - 2011
- Endless Forms Most Beautiful - 2015
- Human. :II: Nature - 2020