director shankar,robo director shankar,tamil director shankar,3 idiots remaking as nanban,shankar planning robo sequel,director shankar busy in robo 2 script work,shankar remunaration for nanban 10 crores,3 idiots telugu remake in pending director shankar,robo director shankar,tamil director shankar,3 idiots remaking as nanban,shankar planning robo sequel,director shankar busy in robo 2 script work,shankar remunaration for nanban 10 crores,3 idiots telugu remake in pending