Yoo Hae-jin bursts into laughter at Ryu Gyeong-Su's acting in the movie "Yadang": "I wanted to hit him in the back of the head because he was so annoying"
Lee Soo Hyuk & Kim Bum & Ryu Gyeong Su make a special appearance on the TV series "Wedding Impossible"
Actors Ryu Gyeong Su and Heo Jun Suk praise IU... Her personality, known through the coffee car, is ``She's really a loyalist'' = ``Omniscient''
