Ultra Music Festival, one of the hugest dance events in America, brought another slew of huge names for its 17th year — Skrillex, Avicii, Bassnectar, Steve Aoki and, during Martin Garrix’s set, even Usher joined in the fun. Here’s a look back at the Miami bash’s best beats and bashes.

Source: RollingStone
Link: Shut Up and Dance: Ultra Music Festival 2015 in Photos