That's pretty funny, and a pretty astute observation...I thought about the pizza guy stereotype after I wrote it, but decided to leave it in. Just because something is cliche, doesn't mean it can't be hot. ;-)
Brad's learning curve isn't always as smooth as we may like, but as you noted in one of your previous reviews, he's a smart guy, and he ultimately figures things out. It may also be that on his own, he may not be as happy as he was with Robbie, but he may be more stable, at least emotionally.