The nephew of qawwali giant Nusrat Fateh Ali Khan, devotional singer Rahat Fateh Ali Khan has pursued a parallel career track as a Bollywood playback vocalist since the ‘90s. He imbues crime drama Omkara's “Naina” with mystery and suspense, drenches the Namastey London ballad “Main Jahaan Rahoon” in buckets of nostalgia and adds edge-of-seat tension to Badmaash Company's spy-rocking “Fakeera”.