What is the best Coachella headlining performance of all time?

Outkast 2014

OutKast's reunion headline set marking André 3000 and Big Boi's first joint performances in years, drawing some of Coachella's largest crowds ever.

Radiohead 2004

Radiohead's 2004 Coachella set is considered by many critics as the greatest festival performance ever, a cathartic hour-plus of technical brilliance and emotional intensity.