Exclusive preview of Oprah Winfrey’s revealing new interview. Britney Spears family showdown. The latest on her conservatorship showdown. “American Idol” Disney Night Secrets! John Stamos drop details about mentoring the remaining contestants on making the most of their “Big Shot.” Plus, what will Katy Perry wear to “Disney Night?” Country star, Thomas Rhett, talks about his brand-new album “Country Again.” ET gets an exclusive tour inside “Real Housewives of Dallas” star, Kameron Westcott’s pink inspired mansion. Justin and Emily Baldoni preview their new movie “Man Enough.” Then, guest co-host Kate Flannery shares her memories from “The Office” and dishes about her new movie “Golden Arm.”