1 - Paul Gilbert - during Racer X
2 - Antti Kokko - Kalmah/Eternal Tears of Sorrow
3 - Michael/Christopher Amott - Arch Enemy
4 - Mikko Salovaara - Kiuas
5 - Bart Frydrychowicz - Quo Vadis
6 - Andre Olbrich/Marcus Siepen - Blind Guardian
7 - Jeff Loomis - Nevermore

so yeah, not exactly 5, but meh