Legendary singer Roop Kumar Rathod in the third part of his exclusive Biscoot.com interview, talks about the experience of being on the reality show Mission Ustaad for a cause. He then speaks about creating music for social causes like the 'Beti' campaign, girls education and more. Finally he also shared his experience of working on the song 'Ke Ghar Kab Aaoge' from the film Border. Must watch!