Watch Pitbull perform "Greenlight" with LunchMoney Lewis and Pitbull
Watch Backstreet Boys perform "The Call"
WATCH: Sabrina Carpenter performs "On Purpose"
WATCH: Florida Georgia Line performs "H.O.L.Y"
WATCH: Good Charlotte performs "Lifestyles of the Rich & Famous"
WATCH: Fifth Harmony performs "Work from Home"
WATCH: Fitz and The Tantrums perform "HandClap"
WATCH: Blake Shelton performs "Came Here to Forget"
WATCH: Conrad Sewell performs "Remind Me"
WATCH: ZAYN Performs "LIKE I WOULD", "tRuTh", and "iT's YoU"
WATCH: Macklemore & Ryan Lewis perform "Downtown"
WATCH: Troye Sivan performs "Youth"
WATCH: Charlie Puth performs "Marvin Gaye"
WATCH: Nathaniel Rateliff & The Night Sweats
WATCH: Cam performs "Burning House"
WATCH: Weezer performs "Thank God For Girls"
Watch Jacob Whitesides Perform 'Lovesick,' 'Open Book' & 'Hold On Honey'...
Pitbull Brings Out Flo Rida, LunchMoney Lewis For 'Greenlight' On the Honda...
Sabrina Carpenter On The Honda Stage at the iHeartRadio Theater LA
Watch The Backstreet Boys Perform Their Greatest Hits At iHeartRadio Theater...
The Backstreet Boys on the Honda Stage at the iHeartRadio Theater in L.A.
Backstreet Boys LIVE On The Honda Stage at the iHeartRadio Theater LA (WATCH)