Listen to Unai Naan Partheyney online. Unai Naan Partheyney is a Tamil language song and is sung by Rithesh and Sidharth Vivek. Unai Naan Partheyney, from the album Thirumangalam Perunthu Nelayam, was released in the year 2010. The duration of the song is 4:35. Download Tamil songs online from JioSaavn.