Cocaine binges don’t end well for Hannah Horvath. But in the third episode of the current and second season of HBO’s cultural phenomenon, Girls, Lena Dunham’s lead character goes on one for the sake of the experience. On a new adventure with her ex-boyfriend-turned-gay-roommate, Dunham’s protagonist finds herself in a Brooklyn nightclub snorting lines off of a public toilet and trading her shirt with a stranger’s. Yet before the MORE