The entire unit of Enthiren including Sun Pictures, director Shankar and Rajinikanth are waiting for the elusive dates of Aishwarya Rai to complete the last song in the film.

Enthiren, said to be the mother of all commercial films is almost complete with just one song remaining to be shot. A source from the unit says that the full edited film has been given to A.R.Rahman for background score and Resul Pookutty for the sound effects.

Ash who was busy for the last two months completing Raavan and its promotions has given dates towards the end of June to shoot the song on a studio set in Chennai. Sabu Cyril the art director of the film has created a gigantic futuristic city set at Sun Pictures news state-of-the-art studio in OMR in Chennai.

The buzz is that it is the most expensive set created for a Tamil film song and this particular song tuned by AR Rahman will be the chartbuster in the film. Shankar plans to launch the audio in Malaysia and release the film it for Diwali 2010.