Tekashi, whose real name is Daniel Hernandez, testified under a cooperation agreement with the government against his former friends, Anthony “Harv” Ellison and Aljermiah “Nuke” Mack. In a surreal scene, prosecutors played portions of the Bushwick rapper’s hit music videos for “GUMMO” and “KOODA” in the courtroom. At one point, Tekashi bobbed his head to the beat.