Complex sentence: The song was released on 15 January 2015.The song became a chartbuster.Soon it became one of the most succesful Bollywood song of 2015 and by Atif Aslam as well.
Split into simpler sentences: The song was released on 15 January 2015. It has been recognised as one of the most popular song of 2015 and by Atif Aslam as well.