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