Even if you don't shack at your hook up's house, the next time you see each other can lead to an extremely awkward situation. If you haven't defined your relationship status, are you supposed to call him? Wait for him to call you? How are you supposed to act when you go out again? What happens if you have an unexpected run in? It's all so confusing! Since it's safe to say that we've all been there, ladies, do tell, what's the most awkward part post hook up?