Credit: Dave Martin/AP

Hey, why not? As the cast list for Taylor Swift’s “Bad Blood” music video grows ever longer, Swift announced on Monday that Kendrick Lamar would join the video’s ensemble.

Lamar will play Welvin Da Great, and as Swift has also revealed since she announced Lena Dunham would take part, each of the cast members came up with their characters’ names and personas.

Lamar and Dunham join Hayley Williams, Ellie Goulding and many more on the roster. Stay up to date with the latest reveals—and prepare for the many more that are sure to come—with our updated cast list.

The “Bad Blood” video is set to debut during the Billboard Music Awards on May 17. But at the rate this cast is growing, it may very well take up the entire ceremony.