No matter the outcome of the Ryder Cup, it's become tradition for the two teams to get together for a post-match party on Sunday night.
Thanks to social media, we're now able to get a peek at what goes on behind closed doors with the top golfers in the world.
After a stressful, pressure-cooker of a week, the gathering is a chance to loosen up and unwind. And, sometimes, things get weird.
Case in point? This photo tweeted by Hunter Mahan. In case you didn't recognize them, that's a shirtless Rickie Fowler and Bubba Watson sporting wigs and kilts:
World No. 1 Rory McIlroy got in on the dress-up session too:
Based on this Instagram post by Lee Westwood Monday morning, it appears a good time was had by all:
Westwood also tweeted this picture with a crazy-faced Ian Poulter from the post-party: