I swear he is: I have his temper. I lost it at work in a major way about an hour ago, scaring the crap out of almost all my co-workers and within a few minutes, I was dead calm again. Mr O does pretty much the same thing: either it's because he's my long lost Dad or you could put it down to the fact that we're both Virgos: quick to anger and just as quick to calm down.
Well, the day you start asking people to "opine" and the day you start asking people "what say, you
?" then you may have a relation there
Oh, not to mention O'Reilly's use of outdated words and phrases, lol