Novak ##kovic posted a video online of him and his partner doing ballet . The world No 1 played six dancers in Serbia 's recent Davis Cup tour . Djokovic featured in both doubles and singles matches , winning both .
Novak Djokovic posted a picture online of him and his wife doing ballet . The world No 1 played starring role in Serbia 's recent Davis Cup matches . Djokovic featured in both doubles and singles matches , winning both .