So you thought tennis was the only thing Serena Williams was good at, hey? Well, you're wrong. It turns out she's a pretty mean twerker.
Twerking isn't necessarily the first thing you would associate with Serena, but with all the tennis tournaments she's won you can imagine she's had loads of practice on her victory dance.
And now she wants to share her gift with her fans.
In a new video for Self magazine, Serena gave fans a step-by-step guide to twerking- like only a champ can.