I think Junior was just BSing about the conspiracy theory.
I think AJ's getting doinked just because of who his dad is...she just see's $$$, just like AJ's "friends" from when he was going clubbing.
Lastly, I too was waiting for Chris to get it. In fact, when the realtor went down on him in the car, and the camera panned down to his lap, I completely expected to hear a couple shots and have her get all sprayed with blood.