The posters of Aamir Khan's PK are being launched one after another in order to get maximum attention from the audience. First it was a nude poster of aamir with a transistor that created a sensation and now it is Anushka sharma, the leading lady's look in the movie. The actress is seens sporting a short hairdo in the film. Anushka couldn't cut her hair for the film, since she also has to shoot for Ranbir Kapoor-starrer, 'Bombay Velvet', and her home production, 'NH10'. So the actress decided to wear a wig for her part in the film.