Lori Loughlin posted a cute birthday wish for her TV husband John Stamos on Wednesday. Sharing an adorable photo of her 52-year-old Full House costar, which looks to be from the day the cast celebrated Lori's recent birthday, she wrote, "Happy Birthday to one of the best. Love you tons." The sweet message comes after Lori hosted a birthday party for John with the rest of the Fuller House cast and their families. The group is busy shooting the Netflix reboot, and several of the returning Full House cast members have already shared awesome photos from the set. Get all the details on Fuller House, then see what Nicky and Alex look like now.