In addition to tapping singers SZA and Deyra Barrera, the 17-time Grammy winner used production from frequent Taylor Swift collaborator Jack Antonoff as well as Mustard, the stage name of Dijon Isaiah McFarlane, who produced Lamar’s mega-viral hit “ Not Like Us .”

DJ Mustard is the stage name of Dijon Isaiah McFarlane, a rapper and producer who worked with Lamar GNX alongside Jack Antonoff, SZA, and more. Most notably, however, Mustard worked on Lamar’s mega-viral and controversial hit “Not Like Us,” a diss track fueling Lamar’s longtime rivalry with Drake.

Nas has once again shown love to Kendrick Lamar. When Kendrick surprised the rap world with a new album last Friday (Nov. 22), the Queens rapper posted GNX‘s album cover with the caption, "Always inspired by my brother KL.

Kendrick Lamar's explicit call out of his producer Mustard on one of his new tracks has some wondering why he said the word on the beat.