Listen to Oonay Oonay online. Oonay Oonay is a Tamil language song and is sung by Shankar Mahadevan and Sadhana Sargam. Oonay Oonay, from the album Alli Arjuna (Original Motion Picture Soundtrack), was released in the year 2001. The duration of the song is 4:45. Download Tamil songs online from JioSaavn.