Today on Who's There, we answer these deeply important questions: What REALLY happened to PeteAndAriana fan Instagram? Who was missing during the Today show Halloween spectacular? Who will light Tinashe's candle? Why do people suddenly care about Little Mix? Is Zoe Kravitz a Who or a Them? At what point does being in the New York Times Crossword mean you're a Them? (Hint: U.K. Singer Rita)