Alhaji Amadu Bah, professionally known as King Boss LA (or Boss Laj), is a premier Sierra Leonean hip-hop artist, peace ambassador, and entrepreneur [Peace Ambassador]. He is the founder and leader of the Red Flag Movement (RFM), one of the most influential music labels and youth movements in Sierra Leone. Known for his aggressive delivery, raw storytelling, and distinct blend of hip-hop and Afrobeats, he is widely regarded as a pioneer who helped elevate Sierra Leonean music to an international audience.