Sarah Jessica Parker celebrates twin daughters' 15th birthday

The Sex and the City actor marked Tabitha Hodge and Marion Loretta's joint 15th birthday on the weekend with a sneak peek at their party. She captioned the post, "2 divine 15 year olds. We are so lucky and we love you so. Happy birthday to our dearest Loretta and Tabitha. Celebrating you both today was pure joy. X, Mama.Fans were quick to offer their congratulations, with one quipping, "Happy 15th birthday. Time sure flies!" Parker shares her daughters with husband Broderick. The twins are sisters to the couple's now 21-year-old son, James.