Ah, Coachella. The annual music fest -- which is being held this weekend in Palm Springs, Calif. -- is probably now best known for the celebrity attendees (and ridiculous outfits) than the actual music (seriously, do YOU know who is playing this weekend?). So in honor of the famed bacchanalian fest, we're taking a look back at the rich and famous who have braved the heat , fedoras, and cut-offs in years past.