ハッピーバースデートゥーユー

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‪🎂HAPPY GONGCHANDAY🎂‬ ‪⠀‬ ‪#B1A4 #공찬 #GONGCHAN ‬#해피공찬데이‬ ‪#HAPPYGONGCHANDAY‬

A post shared by B1A4 OFFICIAL (B1A4 공식 인스타그램) (@b1a4ganatanatda) on Aug 14, 2019 at 5:24am PDT