2014 Coachella Valley Music and Arts Festival - Day 2 [Getty Images]

INDIO, CA - APRIL 12: Singers Gwen Stefani and Pharrell Williams perform onstage during day 2 of the 2014 Coachella Valley Music & Arts Festival at the Empire Polo Club on April 12, 2014 in Indio, California. (Photo by Christopher Polk/Getty Images for Coachella)

Getty Images Entertainment Christopher Polk