ET's breaking couples news. Lady Gaga splits with her fiance. What ET just learned about the break-up. Plus, why Khole Kardashian is calling it quits with her guy. Inside their new war of words. Then, inside Meghan Markle's over the top baby shower with Serena Williams. And, "Big Bang Theory" nabs a dream guest star. Who it is and why it's totally out of this world. Plus, the "AMC Awards 2019" nominations are out! The superstar speaking out about one of the shows biggest categories being absent of women. Entertainment Begins and Ends with ET.