Listen to Unnarugil Varugaiyil online. Unnarugil Varugaiyil is a Tamil language song and is sung by Haricharan, Harini Sudhakar, Joshua Sridhar and Na. Muthukumar. Unnarugil Varugaiyil, from the album Kalloori, was released in the year 2007. The duration of the song is 5:29. Download Tamil songs online from JioSaavn.