Kendrick Lamar, left, and Drake. Left, Yuki Iwamura/Agence France-Presse — Getty Images; Jeenah Moon for The New York Times

Kendrick vs. Drake

The long-building rap beef between Kendrick Lamar and Drake has exploded into acrimony and unverifiable accusations.

Over the weekend, the two rappers released song after song, attacking each other over race, appropriation, sexual and physical abuse, body image, misogyny, hypocrisy, generational trauma and more.

The beef may be good for business. Each song racked up millions of streams. Three that Lamar made available are expected to land near the top of next week’s Billboard singles chart.

In case you missed the action, here’s a primer on the battle.