Pakistani singer Nayyara Noor passed away aged 71 on Sunday after a brief illness. As per reports, she was undergoing treatment for quite some time in Karachi. Remembering Noor, her nephew Raza Zaidi tweeted, "She was given the title of 'Bulbul-e-Pakistan' because of her melodious voice." Pakistan's Prime Minister Shehbaz Sharif also mourned Nayyara's death.