It could be either past, present rockers. The money would be “No Object.
This would not include! The selling of tickets. Concession stand? Yes! Or? BYOB?
But the real truth of it all is! Rockstars!!!! And how long would it last? Where would it be? Who would you invite? Would it be open to the public/private? What venue?in/outdoor? Lighting? Season? The quality of the sound system? Open dress?