He’s played, like, one match in the tournament so far, but as far as we’re concerned returning champ Novak Djokovic already owns this year’s US Open.

He gamely made a spectacle of himself singing and dancing to “Call Me Maybe” during Arthur Ashe Kids’ Day, but topped even himself for coolness — and he’s been very cool for a long time — by responding to a young boy’s marriage proposal with a quick tennis lesson and a hug. LOVE HIM!!!

Watch the videos here:

Previously:

Novak Djokovic and His Pet Pooch Pierre
Novak Djokovic for Man Candy Monday
Daily Swoon: Novak Djokovic
Novak Djokovic Is Flawless