Ustad Nusrat Fateh Ali Khan (13 October 1948 โ 16 August 1997), also known by his initials NFAK, was a Pakistani singer, songwriter, and music director, primarily associated with qawwali, a form of Sufi devotional music. He ranks as one of the most influential South Asian singers of all time. Widely recognised as the "Shahanshah-e-Qawwali"...