By Emily Krauser and Liz Calvario
3:47 PM PDT, March 14, 2019
The 2019 iHeartRadio Music Awards took place at the Microsoft Theater in Los Angeles on March 14, and some of music's biggest names, including Alicia Keys, Halsey, Kacey Musgraves and Taylor Swift, all made appearances at the annual show. Click through the gallery to see some of the best red carpet looks from the fun night.
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Kacey Musgraves
Xavier Collin/Image Press Agency/NurPhoto via Getty Images
Taylor Swift
Chris Delmas / AFP
Katy Perry and Zedd
Rich Polk/Getty Images for iHeartMedia
John Legend
Xavier Collin/Image Press Agency/NurPhoto via Getty Image
Maren Morris
Rich Polk/Getty Images for iHeartMedia
Backstreet Boys
Presley Ann/WireImage
Halsey
Rich Polk/Getty Images for iHeartMedia
Bebe Rexha
Rich Polk/Getty Images for iHeartMedia
Jackie Cruz
Jeff Kravitz/2019 iHeartMedia
Miguel and Nazanin Mandi
Rich Polk/Getty Images for iHeartMedia
Elle Fanning
Xavier Collin/Image Press Agency/NurPhoto via Getty Images
Kat Graham
Xavier Collin/Image Press Agency/NurPhoto via Getty Images
Betty Who
Xavier Collin/Image Press Agency/NurPhoto via Getty Images
T-Pain
Xavier Collin/Image Press Agency/NurPhoto via Getty Images
Trisha Yearwood and Garth Brooks
Xavier Collin/Image Press Agency/NurPhoto via Getty Images
Jana Kramer
Xavier Collin/Image Press Agency/NurPhoto via Getty Images
Heidi Klum
Xavier Collin/Image Press Agency/NurPhoto via Getty Images
Shay Mitchell
Xavier Collin/Image Press Agency/NurPhoto via Getty Images
5 Seconds of Summer
Xavier Collin/Image Press Agency/NurPhoto via Getty Images
Jessica Szohr
Xavier Collin/Image Press Agency/NurPhoto via Getty Images
Aimee Preston and Steven Tyler
Jon Kopaloff/FilmMagic
Billie Eillish
Xavier Collin/Image Press Agency/NurPhoto via Getty Images
Drake Bell
Xavier Collin/Image Press Agency/NurPhoto via Getty Images
Draya Michele
Xavier Collin/Image Press Agency/NurPhoto via Getty Images
Jordan Davis
Xavier Collin/Image Press Agency/NurPhoto via Getty Images
Parker Bates
Jeff Kravitz/2019 iHeartMedia
Alabama Barker, Travis Barker, Atiana De La Hoya and Landon Barker
Xavier Collin/Image Press Agency/NurPhoto via Getty Images
Baby Ariel
Xavier Collin/Image Press Agency/NurPhoto via Getty Images
Hannah G.
Xavier Collin/Image Press Agency/NurPhoto via Getty Images
Yungblud
Xavier Collin/Image Press Agency/NurPhoto via Getty Images
In Real Life
Xavier Collin/Image Press Agency/NurPhoto via Getty Images
TK Kravitz
Xavier Collin/Image Press Agency/NurPhoto via Getty Images
Grey
Xavier Collin/Image Press Agency/NurPhoto via Getty Images