The two also teased what to expect from the mysterious new Netflix film.Friends that grow beards together stay together.Longtime pals Matt Damon and Ben Affleck are both sporting beards, and apparently there's a special reason for the unexpected twinning.

In a joint interview for Extra TV, Ben Affleck and Matt Damon revealed that they're growing out their beards to transform themselves for their upcoming film, 'RIP', produced by their company Artists Equity.

Matt Damon and Ben Affleck are going twinsies again, but this time it’s not matching Dunkin’ tracksuits — it’s matching beards. “We’re in the middle of it, that’s why we’re bearded,” Damon told “Extra”’s Terri Seymour.