Complex sentence: His first song was a telugu song composed by Raj Koti and subsequently sung "Vaa Saghi" for the movie Arasiyal acted by mega-star Mammoothy which happened to be a hit but not for long.
Split into simpler sentences: His first song was a telugu song composed by Raj Koti and subsequently sung "Vaa Saghi" for the movie Arasiyal acted by mega-star Mammoothy. The song happened to be a hit but not for long.