Charli XCX may have lit up the Coachella stage, but it was her after-party moment that really made waves. The "360" singer, born Charlotte Aitchison, grabbed fans' attention on social media after posting snapshots from a star-studded afterparty in Indio,

Day two was also marked by unconventional sets as Yo Gabba Gabba and the LA Philharmonic played star-studded performances Saturday.

Coachella's second day, Saturday, April 12, was backloaded with one must-see set after another, with T-Pain's hits-filled performance leading into stellar sunset sets from both Charli xcx as well as Gustavo Dudamel and the Los Angeles Philharmonic (featuring a handful of special guests).