It would be my guess that Madonna is not a very happy woman. From my own experience, having gone through persona changes like that, that kind of clawing need to be the center of attention is not a pleasant place to be.
David BowieSome make you sing and some make you scream. One makes you wish that you'd never been seen. But there's a shop on the corner that's selling papier mache, making bullet-proof faces, Charlie Manson, Cassius Clay. If you want it, boys, get it here, thing.
David Bowie[David] Bowie had a genius for continual change himself, reinventing his sound and his image throughout the decades. Each album seemed to find Bowie in a different persona, with a new sound to match his new look.
David Bowie