that's a different name...is she Irish?
Actually no, they're from the area made up of Finland, Norway, and Sweden or so.
Tarja was born in Helsinki Finland in 1977, so I'm older than she is..
The guy with the forked beard and scary eyes is Marco Hietala.
Tarja does have quite a voice.
http://www.nightwish.com/gallery/displayimage.php?album=86&pos=0
Some of the band in armor..