Actress Lim Ji Yeon recently appeared as a special guest on singer Sung Si Kyung‘s YouTube channel and spent nearly an hour candidly chatting about her career, art, and personal life.  (Left) Lim Ji Yeon and (right) Sung Si Kyung | @sungsikyung/YouTube During the conversation, Lim showed curiosity in learning about Sung Si Kyung’s voice, […]