They're "above" whatever their label & management contracts say they're "above." As individuals, they don't get a lot of say in the matter now that they're such big news, and you get to be big news by signing contracts that compromise your personal choices.
Wow, that's the least words I've used yet to describe that phenomenon!
Love, Columbine (been there, tried on the T-shirt, looked awful in it & took up another line of work)