As the NHL regular season winds down and the stakes get higher, it's important to stay loose.

Marc-Andre Fleury took that to heart at practice Wednesday, unscrewing the tops of the Pittsburgh Penguins' water bottles in order to soak unsuspecting teammates.

Prankster Fleury is at it again -

unscrewing Gatorade bottles and hoping to soak unsuspecting teammates...



Mission: Success! pic.twitter.com/rBOFko1WJS — Pittsburgh Penguins (@penguins) March 29, 2017

Here is Ron Hainsey's mishap in slow motion.

Team camaraderie (and a little prank action). 😉 pic.twitter.com/i2YXO6xP1y — Pittsburgh Penguins (@penguins) March 29, 2017

Classic.