IOI's Kim Chung Ha and HALO's OOON to feature in actress Heo Jung Eun's OST for 'Oh My Geum Bi'
Child actressHeo Jung Eun, who is currently the main character in ongoingKBS2drama 'Oh My Geum Bi', will be singing her first ever OST, with the help ofIOI'sKim Chung HaandHALO'sOOON.