![Andrea Petkovic of Germany performs her "jig dance" after defeating Caroline Wozniacki of Denmark at the Sony Ericsson Open tennis tournament in Key Biscayne, Florida March 28, 2011. REUTERS/Hans Deryk (UNITED STATES - Andrea Petkovic of Germany performs her "jig dance" after defeating Caroline Wozniacki of Denmark at the Sony Ericsson Open tennis tournament in Key Biscayne, Florida March 28, 2011. REUTERS/Hans Deryk (UNITED STATES -](https://c8.alamy.com/comp/2E65C8P/andrea-petkovic-of-germany-performs-her-jig-dance-after-defeating-caroline-wozniacki-of-denmark-at-the-sony-ericsson-open-tennis-tournament-in-key-biscayne-florida-march-28-2011-reutershans-deryk-united-states-tags-sport-tennis-2E65C8P.jpg)
Andrea Petkovic of Germany performs her "jig dance" after defeating Caroline Wozniacki of Denmark at the Sony Ericsson Open tennis tournament in Key Biscayne, Florida March 28, 2011. REUTERS/Hans Deryk (UNITED STATES -
![FINDING HER GROOVE: Andrea Petkovic celebrates her China Open round one victory with her famous 'Petko dance'; Getty Images | Tennismash FINDING HER GROOVE: Andrea Petkovic celebrates her China Open round one victory with her famous 'Petko dance'; Getty Images | Tennismash](https://tennismash.com/wp-content/uploads/2017/10/AndreaPetkovic.jpg)
FINDING HER GROOVE: Andrea Petkovic celebrates her China Open round one victory with her famous 'Petko dance'; Getty Images | Tennismash
![Andrea Petkovic of Germany has a dance for the crowd whilst rain... Foto di attualità - Getty Images Andrea Petkovic of Germany has a dance for the crowd whilst rain... Foto di attualità - Getty Images](https://media.gettyimages.com/id/904035242/it/foto/andrea-petkovic-of-germany-has-a-dance-for-the-crowd-whilst-rain-breaks-play-in-the-womens.jpg?s=612x612&w=gi&k=20&c=Xoqmhr6q_w88EUO9Uq0EMgrisxOUQ1z1OXbpzFIBk0Q=)