"Well, so far he doesn't seem like any problem. I haven't seen him since Thor brought him in to be honest. Went straight to their room, shut the door, and that was it." His lips quirked just slightly. "I hope it stays that way, but I doubt it will. He'll come out soon enough and do something. If Thor can't control him, I have no problem doing so. He's here under Tony's goodwill and he should remember that."