Yahya Kaba (born June 20, 1983), known professionally as Killa Beats or just KB, is a Zambian hip hop record producer and songwriter. KB is also the chief executive officer (CEO) of his own label imprint, K-Amy Studio. His music career started in 2004 but his full recognition came in 2009 after the song Doubting for the singer Judy which featured P Jay. Via

KB Killa Beats - Wikipedia

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Yahya Kaba (born June 20, 1983), known professionally as Killa Beats or just KB, is a Zambian hip hop record producer and songwriter.[2] KB is also the chief executive officer (CEO) of his own label imprint, K-Amy Studio.[1] [3] [4] His music career started in 2004 but his full recognition came in 2009 after the song Doubting for the singer Judy which featured P Jay.