Singer KK dies of heart attack after a concert in Kolkata. Many Bollywood celebrities reached KK's house on Thursday morning at the Park Plaza building in Versova, Mumbai to pay their last respects. Singer Shreya Ghoshal, Salim Merchant, Alka Yagnik, Rahul Vaidya, Javed Ali, and Sudesh Bhosle paid tribute to KK. At around two o'clock in the afternoon, KK's son Nakul cremated him. Watch this video.