I was waxing rhapsodic last week about the really great movie-of-the-week intros of bygone days of yore… But if you’re anywhere in my age bracket (i.e. old), I suspect this will transport you back to your childhood, specifically Christmas time. This six-second promo preceded the annual airing of “A Charlie Brown Christmas” and (starting in ’72 when it moved from NBC) “Rudolph the Red-Nosed Reindeer.” I still recall the joyful anticipation that this little intro imbued in me every single year…