Krishnakumar Kunnath, popularly known as K.K. or Kay Kay
is an Indian playback singer from Kerala. He is a prominent singer in Hindi, Tamil, and Telugu films. His name is often confused with the similar screen name of a Bollywood actor, Kay Kay Menon. Krishnakumar Kunnath was brought up in New Delhi. A graduate of Delhi University, he waited at tables for 6 months before he got his break, singing in a jingle for a commercial.

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