I.O.I《Suddenly》保持Melon日榜 第一名🎉累计 3️⃣1️⃣天日冠🎉超过BLACKPINK “DDU-DU DDU-DU”升至历史四代女团歌曲Melon日冠数第2️⃣高✅

1️⃣ Brave Girls “Rollin'” — 🏆×452️⃣ I.O.I “Suddenly” — 🏆×31 🔺3️⃣ BLACKPINK “DDU-DU DDU-DU” — 🏆×304️⃣ TWICE “TT” — 🏆×265️⃣ TWICE “CHEER UP” — 🏆×24

I.O.IIOI演唱会ioi回归