[talk] Yardball's Ok Joo-hyun: "I've never called Song Hye-kyo, who is one year younger, 'sister'"

Wow, your connections are no joke! Hahaha

I guess it's because she debuted around the same time and she's older than me, haha

Ok Joo-hyun appeared in 'Baekban Gihaeng'

In 'Baekban Gihaeng', Ok Joo-hyun, a member of the group Fin.K.L and a musical actress, showed off her splendid network of connections across generations, including Song Hye-kyo and Patty Kim.