Sunday's Grammys show was a lot more than just music.
During its best moments, it was a night of social consciousness; during its worst, it was a night of unscripted bum-rushes. Kanye did Kanye, Prince told it like it is and Beyoncé stunned the crowd by returning to her gospel upbringing. All in all, it was an especially historic Grammys. Here are the 15 defining moments from the 2015 Grammys: