2018 iHeartRadio Music Festival Lineup Revealed Justin Timberlake, Jack White, <br />Carrie Underwood, and Mariah Carey will headline the festival The lineup includes: • Imagine Dragons <br />• Jason Aldean<br />• Sam Smith • Luke Bryan <br />• Lynyrd Skynyrd <br />• Panic! At the Disco • Kelly Clarkson <br />• Shawn Mendes <br />• Kygo • Rae Sremmurd <br />• Logic <br /> Hosted by Ryan Seacrest, the festival will be broadcast live via iHeartMedia radio stations nationwide and on CWTV.com.
