Taylor Swift gets swept up in Blake Lively’s legal drama. Plans to put the pop star under oath are revealed. Then, Katy Perry goes from space to the stage. Only ET’s behind-the-scenes of her world tour kickoff in Mexico City. Inside her life with Orlando Bloom and their daughter. Plus, single dad Joshua Jackson. Why he’s causing a stir with his new co-parenting comments. And, what Timothee Chalamet’s mom thinks of his romance with Kylie Jenner. Then, Robert Irwin ready to trade snakes for the samba? Plus, meet the new “Golden Bachelor”. Where you may have seen him on TV before. And, Bravo’s new dating series helping Real Housewives find real romance. Then, Prince William and Princess Kate’s youngest son turns 7. See their sweet birthday tribute. Plus, the stars of “Malcom in the Middle” reunited. The one original cast member who’s not coming back for the reboot. And, on set for “The Connors’” TV goodbye. Looking back with the OG “Rosanne” cast. Then, a “Vanderpump Rules” star’s reality return. Stassi Schroeder on joining Lisa Vanderpump’s Villa after 5 years away from TV.