The Latest buzz around tollywood is that the south Indian superstar Rajnikanth has sung for his new big budget film , Kochadiyan directed by Soundarya R Ashwin , daughter of Superstar Rajnikanth . The song is composed by A R Rahman . The lyrics of the song is written by Vyramuthu . Kochadiyan is a high budget movie and will be shot in 3D . The ensemble cast includes Sarath Kumar , Aadhi , Deepika Padukone , Shobhana , Jackie Shroff , Nassar etc . The music along with the background score will be handled by A R Rahman . The story and screenplay of the film is written by K S Ravikumar . Cinematography will be handled by Rajiv Menon . The film is going to release in almost every indian languages . Rajnikanth is singing a song for a film after a long gap of 21 years .