In chronological order (approximately), with (some) opening acts sublisted.

• Britney Spears
• 'N Sync
  • Lil' Bow Wow
  • Dream
• Backstreet Boys
• Sugar Ray --twice
• The Killers
  • Howling Bells
• Dolores O'Riordan
• Girl in a Coma
• Muse --twice
  • Phantogram
  • Walk the Moon
• Them Terribles!
• Kings of Leon
• Divisible
• The Chieftains
• O-Town
• Kelly Clarkson
  • Kelsea Ballerini
  • Brynn Cartelli
• Shawn Mendes
  • Alessia Cara