It’s ET’s what to watch guide. A look at the TV specials filled with star studded performances. Plus, how the Queen of Christmas, Mariah Carey is bringing holiday magic tonight. Then, the favorites back for a new season. From “Jack Ryan” to “Emily in Paris” and the new shows ready to binge. Plus, can the cast of “The Best Man” pass our friendship test? Then, from the Jonas Brothers to Garth and Trisha and even Oprah, we’re behind-the-scenes of the all-star tribute to the Paul Simon. Plus, we keep the music going with Gloria Estefan, David Foster and Katharine McPhee, our sneak peek at their holiday special with a heartwarming message.