Summer movies aimed at high-schoolers — comedies, romances, horror flicks — have been a tradition for ages. Think Fast Times at Ridgemont High, Dirty Dancing and the original Friday the 13th, which all drew hot-weather crowds back in the 1980s. This summer, the movies are queer — not just in casting, but in method and purpose. These three teen flicks transform familiar movie styles by bringing them an LGBTQ sensibility.