Matt Damon Suddenly Has A Man Bun
So man(bun)y questions.
Less than a month ago, on July 18, Matt Damon arrived to the premiere of Jason Bourne with normal, Matt Damon-y hair:

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Like, nothing out of the ordinary to see here:

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Fast-forward less than a month to Aug. 16, and Matt Damon has suddenly grown a long and luscious.................
WHERE DID THIS HAIR COME FROM?

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ARE THESE EXTENSIONS?

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IS HE TAKING HAIR GROWTH PILLS?

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WHERE DID THE GRAY GO?

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IS IT FOR A FILM? RESHOOTS?

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IS THIS LOOK PERMA?

Vcg / Getty Images
Regardless of the reason for the bun's existence, it seems like Matt is feelin' his look:

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