Listen to Ore Naal Unnai Naan (Inst) online. Ore Naal Unnai Naan (Inst) is a Tamil language song and is sung by Revathy Krishna. Ore Naal Unnai Naan (Inst), from the album Veena Kamal Cine Jewels, was released in the year 2005. The duration of the song is 4:50. Download Tamil songs online from JioSaavn.