Krishnakumar Kunnath, 53, popularly known as KK, died while performing a concert on Nazrul Manch, Kolkata on 31st May 2022. He was a popular Indian playback singer. He was regarded as one of the most versatile singers of his generation. Born to Hindu Malayali parents, Krishnakumar Kunnath was brought up in New Delhi. KK sang 3,500 jingles before breaking into Bollywood.