Kim Hyun-joo's 'Smile in Cheongdam-dong' on May 29, 2018 About Kim Hyun-joo Kim Hyun-joo is a South Korean actress. She is best known for her leading roles in television dramas Glass Slippers, Toji, the Land, Twinkle Twinkle, What Happens to My Family? and I Have a Lover.  Wikipedia