With third round play underway at the PNB Paribas Open, a few of tennis' brightest stars took a break from the action to play a game of guess the baby photos.
Hilarious hi-jinx ensue as the tennis pros take a stab at guessing the younger versions of their peers. Highlights include a young Maria Sharapova being mistaken for Roger Federer, a picture of Rafael Nadal as a kid that looks exactly the same as he does today and a picture of Andy Murray that draws laughs from all the pros.
Play along with the video above and see how many you can guess. It may be your only shot at ever beating these pros in something.
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