Hahahaha! You don’t have to do dad like that!

Stefan, the 11-year-old son of tennis legend Novak Djokovic, has been sporting a white hat loaded with autographs while being a spectator to his father’s greatness at Wimbledon. But there’s one autograph missing, one that’s more valuable than all of them. (RELATED: Americans Pull Off Historic Wimbledon Feat Not Seen In 25 Years)

© The Daily Caller