Brock Holt celebrated hitting the first postseason cycle in history with the biggest smile you'll see

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With his home run off position player Austin Romine in the ninth inning of the Red Sox 16-1 win over the Yankees in Game 3 of the ALDS, Red Sox infielder Brock Holt became the first player ever to hit for the cycle in the postseason
So, how does one celebrate a historic accomplishment in the midst of a huge win? By letting out the brightest and most infectious smile of the postseason, nay, of recent memory:

To see just how infectious Holt's smile was, just check out how quickly Dustin Pedroia got caught under its spell: 

It was good vibes all around in the Red Sox dugout and its environs, which is what a postseason cycle and a lopsided win will do.

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