Will another artist be the Billboard #1 pop star of the century?

This market will resolve to "Yes" if any artist other than Taylor Swift, Beyonce, Drake, Coldplay, Rihanna, or Mariah Carey is named #1 pop artist of the 21st century. Otherwise, this market will resolve to "No". If multiple artists are listed, the market will resolve to whichever artist's last name comes first alphabetically. If a #1 pop star of the century is not declared by December 31, 2024, 11:59 PM ET, this market will resolve to "Yes". The primary resolution source for this market will be information from Billboard, including https://www.billboard.com/p/best-pop-stars-21st-century/