Nicki Minaj and Usher

Nicki Minaj, Usher, Iggy Azalea, & Ariana Grande to Perform at iHeartRadio Music Festival

The biggest names in music are coming to Las Vegas this September. Nicki Minaj, Usher, Iggy Azalea, and Ariana Grande are among the performers for the 2014 iHeartRadio Music Festival.

Hosted by Ryan Seacrest, the two-night event will return to the MGM Grand in Las Vegas on September 19 and 20.

Ariana Grande and Seacrest were on hand to announce the performers on Wednesday’s “Good Morning America.”

The diverse lineup includes Iggy Azalea, Ed Sheeran, Taylor Swift, Coldplay, Motley Crue, Zac Brown Band, One Direction, Paramore, Train, Lorde, Calvin Harris, Bastille, Steve Aoki, and more.

iHeartRadio Music Festival 2014

Prior to the main event, Iggy Azalea, Lil Jon, Neon Trees, Kacey Musgraves, Childish Gambino, MAGIC!, The Pretty Reckless, and Nico & Vinz will hit the iHeartRadio Music Festival Village stage on the Strip on Saturday afternoon.

Tickets go on sale Saturday, July 26, at 1 p.m., while Mastercard cardholders have early access starting today at 4 p.m. ET through Friday at 4 p.m. ET.