AR Rahman has a Valentine's Day gift for his fans

There's yet another good news for Mani Rathnam- AR Rahman fans. The second single from the ace director's film, Kaatru Veliyidai, is all set to be released on Valentine's Day (February 14). The track is titled Vaan. The buzz is that this is the same number that was played in the teaser of Kaatru Veliyidai. It was only recently that the first single from the film, Azhagiye, was released.The song has already become a rage among the audience. Kaatru Veliyidai is a romantic subject that has Karthi and Aditi Rao Hydari in the lead. Cinematography for the film is by Ravi Varman.