Great, so in a couple of weeks, we'll undoubtedly be treated to dishy photos of a super-anorexic, bobble-headed Sienna - the more to look just like her new bestest friend.
What do they have in common? Both hooked up with and were burned by philandering, metrosexual and latently gayer-than-gay partners. (not that there's anything wrong with that, in any case)