Roland Garros may well be the most physically-demanding major of the four Grand Slam events.
It's no wonder then, that several WTA stars did some major cross-training to prepare for Paris.
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From tossing the football to finishing the fast break to hitting the driving range, WTA players went the cross-training route for Roland Garros.
Reigning Roland Garros champion Serena Williams owns a piece of the Miami Dolphins. She may also have the best arm the Fins have seen since Dan Marino
Watch the world No. 1 combine football and ballet in this warm-up drill.
Former world No. 1 Victoria Azarenka may be the WTA's best basketball player. Vika shows a strong left hand finishing the fast break here.
Lay up 🏀
A video posted by Victoria Azarenka (@vichka35) on
Fast feet fueled Dominika Cibulkova's run to the 2009 Roland Garros semifinals. We're winded just watching Cibulkova sprint through practice paces of this footwork drill.
Simona Halep's two-handed backhand is her signature shot. She shows some finesse with a club in her hands, too.
#🙈💪🏼👍🏼😄
A video posted by Simona Halep (@simonahalep) on
Alize Cornet drives the ball with authority.
Golf time 🏌
A video posted by Alizé Cornet (@alizecornet) on
Sloane Stephens did some heavy lifting.
When she's not racing around the court, 2008 Roland Garros champion Ana Ivanovic unwinds with a run.
Actor Jason Sudeikis caught Genie Bouchard with an elbow to the chest in the NBA celebrity all-star game that still stings.
Photo credit: Christopher Levy