What happens when an irresistible sports broadcasting babe meets an immovable media icon? Hold onto somtehing, because the space-time continuum may show visible cracks on Sept. 11 when Erin Andrews is scheduled to appear on “ Oprah .” Yes, it’s true: Andrews is going to talk about the infamous hotel peephole incident - and according to her attorney, it will be the only in-depth comments she will make on the subject. To which Oprah will no doubt reply: “ Girl, that’s messed up! ” And no