P1Harmony recently made their comeback with 7th mini album SAD SONG. The group guested on MBC‘s Idol Radio to promote their comeback. Little did they know a brief interaction between Keeho and Soul would make them go viral. idol radio unit entrance photo time #P1Harmony #피원하모니 #SAD_SONG pic.twitter.com/EZde7gv8Yb — angela (@p1hits) September 23, 2024 Two…