Watch The Superb Devotional Flute Music From Ab Bolo Har Har Mahadev. Ab Bolo Har Har Mahadev is a 2010 Hindi devotional movie starring Pushpraj Singh, Maya Suryavanshi, Rajkumar Singh, Krishna Soneji, Chandrika Soni, K.K. Singh Chauhan, Rima N. Kapoor and Nirmal Pandey. Directed by Anil S. Mehta.