Emma:  You called him?
Mary Margaret:  I don't know, I've never done this before! I feel guilty.
Emma:  Don't. One-nighters are as far as I ever go.
Mary Margaret:  Well that's because you're--
Emma:  I'm what?
Mary Margaret:  Nevermind.
Emma:  No, tell me what I am.
Mary Margaret:  Emma Swan, don't you DARE take that tone with me.
Emma:  
Mary Margaret:  
Emma:  Holyshit.
Mary Margaret:  I don't know where that came from.