Featuring performances from Rihanna, Sam Smith, Madonna, Jason Aldean & more
At 8:30 and 3:50 - Two Hours, No Commercials
Photos of the nominated artists before they were stars!
See exclusive videos from Kelly's iHeartRadio Album Release Party
Watch as iHeartRadio's Paul Costabile crashes the set!
47 Celebrity Siblings You Didn’t Know Existed
10 Shockingly Dirtiest Places In Your House
28 Classic April Fools' Pranks
Kerry Washington Reveals She Tweeted During Labor In Hospital
Alicia Keys To Receive The Highest Grammy Honor