[Standicz]

Originally Posted by gfirob

If the foreground singers are lit and exposed 2 or 3 stops brighter than the background you are half the way there (Tony also has accent lights in the frame). Green screen can allow you to approximate this kind of separation if you shoot the background with the same lens you shoot the performance, matching the focus distance between the subject and the lens so that the background is out of focus (a longer-focal length lens helps with this).

I like that idea, maybe green screen really could be the way to navigate around the troubles with the scene.