Listen to Udukkai Oli Osai online. Udukkai Oli Osai is a Tamil language song and is sung by Sakthi Shanmugaraja. Udukkai Oli Osai, from the album Aathaa Vaaraa Thaerilae, was released in the year 1996. The duration of the song is 6:25. Download Tamil songs online from JioSaavn.