The iHeartRadio Music Festival happens every year in Las Vegas at the MGM Grand, and it's hosted by none other than Ryan Seacrest! This year, they have pulled out all the stops to make this concert the best one yet! If you want to see the show live, up close and personal on Sept. 19-20, head to Vegas and good luck!

Check out the massive lineup below:

    Friday, Sept. 19

TAYLOR SWIFT
COLDPLAY
NICKI MINAJ
STEVE AOKI
ZAC BROWN BAND
USHER
BASTILLE
ARIANA GRANDE
MÖTLEY CRÜE
AND FEATURING MACY'S IHEARTRADIO RISING STAR
BEFORE YOU EXIT

    Saturday, Sept. 20

ONE DIRECTION
IGGY AZALEA
TRAIN
PARAMORE
CALVIN HARRIS
ERIC CHURCH
LORDE
ED SHEERAN