After listening to nothing but Avantasia all day today, I'll bite.
So since this is my dream, I can do anything I want with it, right?
I didn't breakdown the main vocalists for each song, anyone who knows the songs knows who belongs where, and where substitutions would fit best, so here goes -
Guest Vocalists noted on select songs
The Metal Opera
Reach Out For The Light
Serpents In Paradise (Guest Appearance by David Defeis)
Farewell (Guest Appearance by Sharon Den Adel)
Sign of the Cross
The Seven Angels
The Looking Glass
Chalice OF Agony
The Wicked Trilogy
Shelter From The Rain
Another Angel Down
Devil In The Belfry
I Don't Believe In Your Love
The Wicked Symphony
Blizzard On A Broken Mirror
States Of Matter
Angel Of Babylon
Your Love Is Evil
Death Is Just A Feeling (Guest Appearance by Jon Oliva)
But There is a formal Meet and Greet after the show.