ET's "MTV Video Music Awards Blowout!" Taylor Swift, The Jonas Brothers, Camila Cabello. The only show exclusively backstage for every moment with every star. Plus, we're running down every show-stopping and wild "VMA" fashion winner! And, which superstar singer just went public with her new relationship? Then, Lori Loughlin's new court fight. Could she be facing jail time? And, Jessica Chastain and Bill Hader get you ready to scream for "IT Chapter Two." And, "ET Good Works" celebrates a "community" milestone with "NCIS: Los Angeles" star LL Cool J in New York. Entertainment Begins and Ends with ET.