Kendrick Lamar and SZA will take the stage at the year's biggest football game -- but there's some controversy. And fans are guessing at the set list.

Drake vs Kendrick Lamar is the biggest beef in recent rap history. It's a fight that's gone miles beyond the usual lyrical martial artistry, though there has certainly been plenty of that. It has spurred multiple court actions and a stunning rebellion against their shared record label.