I had the exact same reaction when I first heard it Al. I was thinking WTF, for about 20 seconds, until, you know, the LYRICS provided the twist.
Sometimes I think that the Left's caricatures of Christian conservatives are sometimes not too far off. (Did I just say that? Yes, I did - I DID say "sometimes" twice lol). Not really, but sheesh, when I hear people get their shorts in a knot over stuff like this, it makes me wonder what kind of morons are on my side.
It's a beautiful, poignant song of lost love poetically expressed through envy and projection.