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Red Carpet

iHeartRadio Music Awards Fashion — Rihanna, Selena, J.Lo, Ariana, and More! (PHOTOS)

The Shrine Auditorium in Los Angeles was brimming with the hottest acts in the music world last night, May 1 — as NBC and Clear Channel hosted the first annual iHeartRadio Music Awards.

Rihanna was the big winner of the night, taking home four of the night's 13 awards. Other notable victors included Pharrell, Blake Shelton, Lorde, Miley Cyrus, and Ariana Grande.

Between the doling out of the silver trophies, the packed auditorium jammed to performances by artists like Shakira, 30 Seconds to Mars, Kendrick Lamar, and Pitbull.

Plus, everyone who attended dressed to impress — with varying levels of success! Click through to see the eclectic fashion of the night, worn by some of your favorite music stars!