Kirk Cameron took to social media to celebrate his daughter’s birthday, who is expecting her firstborn – a double celebration that made the actor feel “so proud.” Famous actor Kirk Cameron, 53, recently shared some exciting news about a new addition to the Cameron family. Yesterday, he took to Instagram to reveal that his daughter, Ahna Cameron Bower, is expecting a baby girl. In the picture he posted, he and his daughter stand side-by-side while positioned next to a green vehicle as they smile and pose for the camera. The caption composed by the “Like Father Like Son” star spoke to how excite…