Joseph Baena wished dad Arnold Schwarzenegger a happy birthday with a sweet throwback picture. Posting on Instagram, Baena, 22, shared a childhood snap of him as a kid in his dad's arms.

Arnold Schwarzenegger Marks Joseph Baena’s Birthday with a Father-Son Gym Session In July, Baena shared a photo of himself with Schwarzenegger in front of Gold’s Gym while wishing his father a ...