Given how brutal the business used to be, I'm certain there are tonnes of great examples of wrestlers being fired after just one appearance (Buff Bagwell springs to mind), but to be sacked for something you've said within the first ten seconds of your debut is really quite the feat.
I like the guy. He clearly understands he's fucked up a big opportunity here, despite the somewhat botched apology. I hope he does well on the indies, it'll probably be a while before he gets another shot at a major promotion.