The feeling you get from playing to a good audience is hard to describe without sounding as though you are talking silly. But reaction is important. You might feel in yourself that you're doing it ok but it's when you get the live reaction that you know you're doing it right.
Tony IommiIn the past, I'd sort of know before Ozzy sang something, what he was going to sing. I'd know what sort of way a melody was going to go 'cause of the way he'd approach it.
Tony Iommi