When would it be (Duet. IU)'s historical Spotify Popularity scores
Highest Popularity Score: 38% • Lowest Popularity Score: 26%Released on Fri, 31 Oct 2014 • Tracked since Thu, 27 Apr • 267 days tracked
Released on Fri, 31 Oct 2014 • Tracked since Thu, 27 Apr • 267 days tracked
