#아이유 #HAPPY_IU_DAY #IstanU Support me and buy me a coffee at: https://www.buymeacoffee.com/krossreacts :) Original Live: https://www.youtube.com/watch?v=O-1FpjPP6_c IU & D.O.: https://www.youtube.com/watch?v=BahC2CxQzD0 #iu #iureaction #iubirthday #happyiu