https://www.youtube.com/watch?v=XcAQRwk-BiY&feature=youtube_gdata_player
https://www.youtube.com/watch?v=z2vdBn8woTg
영상제공 - 리멤버(제국의 아이들 박형.식님 팬페이지)Video provided by REMEMBER(ZE:A Hyung Sik Park's Fan Page)Thank you so much!!!!