I.O.I's 'Suddenly' hits #1 on MelOn's Top 100 as comeback promotions end
 I.O.I's special anniversary title track 'Suddenly' has just reached a new peak on the charts.On May 29, I.O.I's 'Suddenly' reac…
29 May 20:15 · allkpop
last updated on 29 May 21:56