Rail Aaraaroo Lyrics: Rail Aaraaroo is a song from an upcoming 2017 Tamil movie Nenjil Thunivirundhal, written and directed by Suseenthiran. Nenjil Thunivirundhal features Vikranth, Sundeep Kishan, Soori, Mehreen Pirzada, Harish Uthaman, Appukutty, T. Siva, Thulasi, Dhileepan, Aruldoss, Vinoth Kishan and others. Saregama is the music label of this movie. This song was composed by