Kris Jenner rang in her new decade with her loved ones by her side. A source exclusively told Us Weekly that the Kardashian-Jenner matriarch, 70, celebrated her milestone birthday with the likes of Beyoncé, Jay-Z, Prince Harry, Meghan Markle and, of course, all of her daughters. "There was a big dance floor, all the sisters were dancing," the insider said, noting that Bruno Mars performed at the event. "Kris had one of the best nights and felt so much love. It was the party of all parties.