The team of director Manirathnam's upcoming bilingual Kaatru Veliyidai (Cheliyaa in Telugu) have released a promotional glimpse of its second single track. Titled Vaan, the song has been penned by Vairamuthu and has been composed by AR Rahman. Recorded on Sony Music, the song features Karthi and Aditi Rao Hydari and the full lyrical video will be released on Valentine's day i.e. February 14, 2017. Produced by Madras Talkies, Kaatru Veliyidai will be released by Sri Thenandal Films in Tamil.