Tennis player Caroline Wozniacki stuffed her bra and booty this past weekend in a Sao Paolo tennis match against Maria Sharapova. Wozniacki was poking some fun at tennis champion Serena Williams, who she happens to be good friends with. It should also be noted that tennis players have a habit of impersonating one another for a laugh while in exhibition matches. However, her antics did manage to stir up some controversy. Watch Caroline play as Serena here…