Entertainment TV Sarah Jessica Parker's 'AJLT' Costars Cynthia Nixon, Mario Cantone Celebrate Her 57th Birthday "Old friend, I cherish you and admire the hell out of the woman you are," Cynthia Nixon wrote to Sarah Jessica Parker on her Sex and the City costar's 57th birthday By Glenn Garner Glenn Garner Glenn Garner is a form writer-reporter who worked heavily with PEOPLE's Movies and TV verticals. He left PEOPLE in 2023. People Editorial Guidelines Published on March 25, 2022 07:30PM EDT Photo: Richard Corkery/getty And just like that, Sarah Jessica Parker is 57. The Sex and the City star celebrated her birthday on Friday with some help from her And Just Like That... costars Cynthia Nixon and Mario Cantone, who paid tribute to the actress with some throwback photos. Nixon, 55, posted a photo of the two of them in the 2008 Sex and the City movie. "Old friend, I cherish you and admire the hell out of the woman you are. I always have. And I always will," she wrote in the caption. "Happy, happy birthday and many more to come." Meanwhile, Cantone, 62, shared a behind-the-scenes image of himself and Parker from AJLT, in which they gave witchy hands to the camera. Sex and the City Revival And Just Like That… Renewed for Season 2 at HBO Max: 'Can't Wait' "Happy Birthday @sarahjessicaparker what a lucky boy I am to know you, to work with you and to be part of your magnificence," he wrote. "I adore you. All my love my dear..in theater and in life. Pictured here singing 'We Got Magic To Do.'" Parker's birthday came as she prepared for another performance of her Broadway revival of Plaza Suite, in which she stars with her husband of 25 years Matthew Broderick. She thanked her 7.9 million Instagram followers for the birthday wishes with a backstage video on her Story. Never miss a story — sign up for PEOPLE's free daily newsletter to stay up-to-date on the best of what PEOPLE has to offer, from juicy celebrity news to compelling human interest stories. "Thank you everybody for all your wishes and sentiments and kind and good thoughts and the flowers at the theater," she said, showing off the bouquets in her dressing room. "It's just a bounty of generosity and I feel just hugely lucky." The actress was also graced with an early birthday gift in the form of AJLT receiving a season 2 renewal at HBO Max, which the streaming platform announced on Tuesday. "Thank you to our audience. Plain and simple. You are our heartbeat. We love you so. X, SJ," Parker wrote of the news on Instagram.