The WNBA began their free agency period with a bang this past weekend headlined by a blockbuster three-team trade featuring two U.S. Olympians.

Before every game, Kelsey Plum spends 5 to 10 minutes visualizing how she wants to show up on the court. And usually, that’s with a huge grin—which is why you’ll often catch her cheesing during intense moments in the action. “Energy is infectious,” she says. “You can’t always control if you make shots, but you definitely can control your energy.”