Listen to Semma Weightu online. Semma Weightu is a Tamil language song and is sung by Harihara Sudhan, Santhosh Narayanan, Arunraja Kamaraj, Dope Daddy, Stony Psyko and MC Mawali. Semma Weightu, from the album Kaala (Tamil) [Original Motion Picture Soundtrack], was released in the year 2018. The duration of the song is 4:58. Download Tamil songs online from JioSaavn.