Tennis superstar Novak Djokovic isn’t only known for a killer backhand shot, but the Djoker has made enough headlines because of his fabulous sense of humour, for being a prankster and an amazing sport – on and off the field. Remember the time he dressed up as Maria Sharapova at a press conference, or the time he coolly asked one of the lines-men to sit and have break with him mid match? Well, the currently world No.