Was this the inspiration for the diva in Luc Besson's The Fifth Element (1997)? Apart from that, this made me feel uneasy on a number of axes.
Synopsis: Jules, a young Parisian postman, secretly records a concert performance given by the opera singer Cynthia Hawkins, whom he idolises. The following day, Jules runs into a woman who is being pursued by armed thugs. Before she is killed, the woman slips an audio cassette into his mail bag...