The star and the supermodel calling it quits. ET reports on what led to the superstar split. Plus, the boy band reunion tour everybody?s been asking for? ET finally puts the rumors to rest. Then, why a fan attack on social media has Beyonce calling off her followers. Plus, ET?s Nashville Week. Cruising the streets with country music stars ?Florida Georgia Line.? And, ET?s hanging with ?The Brady Bunch? kids at ?CMA Fest.? Entertainment Begins and Ends with ET