===2009–10: 4Minute and solo career beginnings===Hyuna collaborated with Lee Gi-kwang on the song "2009" from his debut album "First Episode: A New Hero", and also appeared in the music video of his single "Dancing Shoes," which was released on March 30, 2009.
===2009: שיתופי פעולה===קים שיתפה פעולה עם Lee Gi Kwang לשיר "2009" מהאלבום הבכורה שלו "First Episode: A New Hero", והיא גם השתתפה בוידאו קליפ של הסינגל הראשון שלו - "Dancing Shoes" אשר יצא ב-30 במרץ 2009.