Brittney S. Pierce finally is getting featured on this episode of Glee. Answering the question of "what is going on in there" definitively and authoritatively.
Ha, I'm kidding, we still have no idea what is going on with Brittney. Though I have a theory or two, but until Glee actually puts more of her into the story there's no way to judge.
BONUS: Weigh in on whether it matters if entertainment has good storytelling in the comments section