Telugu cinema's first playback singer Rao Balasaraswathi Devi passed away at her residence in Hyderabad. Her family members confirmed the unfortunate development. She was 97. A veteran and pioneer in light music, Rao Balasaraswathi Devi was one of the finest playback singers of the yesteryear. While Balasaraswathi sang in multiple languages, she became famous for her light music.