On today's show: Taylor Swift was on the "Late Show" last night, we have all the highlights. Good Vibes at 6:55! Hash It Out: Natalee and her ex-husband can't agree on how to share custody of their 8-year-old son this Christmas. Alyssa's College of Knowledge! Bill wants to do something nice for his wife since he's been so difficult to take care of the past few weeks. Should we be watching this new season of "Stranger Things?" Today is the biggest break-up day of the year?!? So has anyone broken up? Plus, what is "gray rocking"?