SPOILERS: What fresh hell is this? - S9

[Tuesday Pajamas]

Now that is an interesting theory. They obviously need a cliff hanger and there's nothing immediate that comes to mind. Bernadette is not far enough along and Sheldon's already given it up to A. No one thought they would use the fact Leonard got off with Mandy when he was away for four months and they actually ended up casting her, so this could tie in to something.