Beyoncé Celebrates Her Twins’br Birthday With Loving Message.br On Sunday, Beyoncébr wrote a loving messagebr to her twins, Rumi andbr Sir Carter, on her website. .br The pair was celebratingbr their 4th birthday.br What's better than 1 gift... 2. Happy birthday Rumi & Sir, Beyoncé, via beyonce.com.br Beyoncé and her husband Jay-Z welcomedbr Rumi and Sir into the world on June 13, 2017. .br Their oldest daughter, Blue Ivy,br was born on January 7, 2012.br In ‘Homecoming,’ Beyoncé revealed thatbr she experienced difficult preeclampsia complicationsbr while pregnant with the twins.br She also spoke about the difficulties ofbr balancing motherhood with her career. .br I'm just trying to figure out howbr to balance being the mother of abr 6-year-old and twins that needbr me and giving myself creativity … , Beyoncé, via 'Homecoming'.br Physically, it was a lot to juggle.br It's like, before I could rehearsebr 15 hours straight.