idea (이데아) - 그때 (Back then,) [가사] MusicTime KPOP 0 21 0 09.24 23:10 https://www.youtube.com/watch?v=X8YYbvwckK4 + 2 https://www.youtube.com/feeds/videos.xml?channel_id=UCYA3gLE34set7Xn_F… + 4 idea (이데아) - 그때 (Back then,) [가사] 0