Leading Bollywood singer Krishnakumar Kunnath, popularly known as KK, died of a suspected heart attack in the eastern Indian city of Kolkata late on Tuesday night. He was 53.
Local media reports said that the 53-year-old singer fell down the stairs of a private hotel in Kolkata where he was staying, hours after a concert in the city's Nazrul Mancha auditorium. He was rushed to a nearby private hospital, where doctors declared him dead on arrival, the reports said.
Indian Prime Minister Narendra Modi and several Bollywood celebrities took to Twitter to express their condolences on KK's demise.
"Saddened by the untimely demise of noted singer Krishnakumar Kunnath popularly known as KK. His songs reflected a wide range of emotions and struck a chord with people of all age groups. We will always remember him through his songs. Condolences to his family and fans," Modi wrote.
"Extremely sad and shocked to know of the sad demise of KK. What a loss! Om Shanti," Bollywood superstar Akshay Kumar tweeted.
Regarded as one of the most versatile singers of his generation, KK recorded songs in a number of Indian regional languages like Tamil, Telugu, Bengali, Assamese apart from Hindi. He shot to fame in the late 1990s for songs like 'Pal' and 'Yaaron'.