The iHeartRadio Music Festival is a two-day festival held each September since 2011 by IHeartRadio iHeartRadio at the MGM Grand Garden Arena MGM Grand Garden Arena.
2014[]
Calvin Harris
Lil Jon
Paramore
Lorde
Train
Weezer
Ed Sheeran
One Direction
Meghan Trainor[]
Meghan performed her hit single "All About That Bass and Title.