We’re all in this together. No, we’re not quoting High School Musical; we’re talking about how our favorite stars are just like us — at least when it comes to self-esteem. Unretouched celebrity photos show us their cellulite, stretch marks, scars, butt pimples, and that most of the time their bodies don’t look like what you see in the magazines. They’re human beings who have to deal with the same hang-ups we all do, plus the harsh judgment the media puts on them for any minimal flaw (or what…