The latest buzz in Kollywood is that superstar Rajnikanth might act in a film to compensate for the losses incurred during and after the making of Kuselan. It is said that Ghajini Muragadoss will be directing the film. The movie is expected to hit cinema halls before Shankar's 'Robot'. Meanwhile, Shankar is gearing up for the shoot of his film Robot in the U.S. Rajni even posed for some photographs to promote Robot. Shankar is planning to shoot a couple of duets featuring Aish