GNX” is easily the most disciplined and direct music Kendrick Lamar has ever made, and if you really let yourself feel it, it might also be his most profound.

Kendrick Lamar's surprise-released 'GNX,' is a hard-hitting, deeply coded masterpiece that cements his status as the world's greatest rapper.

Deyra Barrera, the mariachi singer who appeared on Kendrick Lamar ‘s GNX, has shared the story of how she ended up collaborating with the artist for three songs on his surprise album.