'Bolo Har Har Har', the title song from Ajay Devgn's upcoming film 'Shivaay', was released on Sunday. "The difference between ordinary and extraordinary is just that little bit extra," tweeted Devgn while sharing the song. It has been composed by Mithoon and sung by Mohit Chauhan, Sukhwinder, Megha Sriram, Dalton and Badshah. 'Shivaay' is scheduled to release on October 28.