Kaththi’s soundtrack will be launched this September. The film’s composer Anirudh Ravichander confirmed the news during his latest fan interaction and also revealed that the OST will have three theme music pieces.

The audio launch is expected to take place in London on September 20 and the spokesperson for the mega budget project tells us that the date is just a ‘tentative’ one. An official announcement is expected soon. Also, the launch will be aired on a private television channel later.

The movie stars Vijay and Samantha Ruth Prabhu in lead roles and is directed by AR Murugadoss. Bankrolled jointly by Ayngaran International and Lyca Productions, the filming is currently underway in Chennai and will wrap up by the end of next month.

Kaththi is set for a Deepavali 2014 release.