Coachella JUST released their official lineup, and it's possibly the best ever. The list includes a dizzying number of the biggest names in music right now. Including Avicii, David Guetta, Kaskade, Swedish House Mafia, Girltalk, Calvin Harris, Afrojack, Weeknd, and more! We wouldn't be surprised if these tickets sold out faster than Swedish House Mafia at Madison Square Garden. This is MAJOR. Check it: