There was a time when the adage “write what you know” was not only an instinctual starting place, but also sage industry advice. These days, many artists seem to recoil from those words, preferring high-concept ideas over simple, small stories, and stretching farther and farther past their own lived experience. But there’s a reason the above saying exists, and persists. And it is richly, rather thrillingly evident in Theater Camp, a small-stakes mockumentary that enjoyably skewers the idiosyncrasies of both adolescent performance and camp culture. While its various influences (one cup Waiting For Guffman, one cup Wet Hot American Summer, other assorted sprinklings) are abundantly evident, the movie is most defined by one element: its makers possess an authoritative knowledge of its world. They are also people who take what they love very seriously without taking themselves seriously. That combination proves a winning recipe, offering up no shortage of delights…