SportsNewser | TV Biz Video: Djokovic Impersonates Sharapova in Head Commercial By Cam Martin on Aug. 18, 2011 - 10:19 AM Novak Djokovic on WhoSay In this commercial for Head, men’s tennis star Novak Djokovic dons a blond wig and impersonates women’s tennis star Maria Sharapova. Thankfully the send-up doesn’t include an imitation of ...