Coachella 2014's headliners were only part of the story: just as buzzy were the many surprise performances by stars including Beyonce, Justin Bieber, Gwen Stefani, Slash, Jay Z, Diddy and more.
Justin Bieber shocks the crowd when he appears onstage with Chance the Rapper and performs "Confident" during day 3 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 13, 2014 in Indio, California.
Beyonce performs with her sister Solange Knowles during day 2 of the 2014 Coachella Valley Music & Arts Festival on April 12, 2014 in Indio, California.
Slash makes a guest appearance with Motorhead on the Mojave stage, April 13, at the Coachella Valley Music and Arts Festival. Slash jumps into "Ace of Spades" with the band during the Sunday night performance.
Pharell's April 12 Coachella set is loaded with guests including an appearance from Snoop Dogg performing "Drop It Like It's Hot." Coachella Valley Music & Arts Festival takes place in Indio, California.
Jhene Aiko brings out Childish Gambino to perform their single "Bed Peace" at the Gobi tent on during day 3 of the 2014 Coachella Valley Music & Arts Festival in Indio, California. Drake also made a special appearance during Aiko's set for their collaborative "Nothing Was the Same" track, "From Time."