Listen to Vaa Iravugal online. Vaa Iravugal is a Tamil language song and is sung by G.V. Prakash Kumar, Ajmal Khan and Amrith Viswanath. Vaa Iravugal, from the album Udhayam NH4 (Original Motion Picture Soundtrack), was released in the year 2013. The duration of the song is 5:32. Download Tamil songs online from JioSaavn.