Bollywood Hindi Movie Rock on 2 MP3 Songs Download PagalWorld. Music composed by Shankar-Ehsaan-Loy. Star cast is Arjun Rampal, Farhan Akhtar, Prachi Desai, Shahana Goswami, Shraddha Kapoor, Shashank Arora, Purab Kohli .Tracks were unveiled to the public in 2016.