How To Be An It Girl: October Nylon Explains It All For You

October plays host to Nylon » 10/22/08 3:00pm 10/22/08 3:00pm's second annual "It Girl" Issue and the IG's in question are about what you'd expect: lots of rich children and models and well-dressed scenesters. "It Girl" is itself such an amorphous concept, we wondered, what does it even mean? Well, from examining the It Girls profiled within (Zooey…