Yoo Chae-yeong (born September 22, 1977) is a South Korean singer and actress. She debuted at the age of 17 and was a former member K-Pop group Cool. Because she sported a shaved head, the group received much attention from the media. After the 1st album, Yoo Chae-yeong was replaced by Yuri as the vocalist. Wikipedia
The definitive Wikipedia entry for Yoo Chae-Yeong. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Yoo_Chae-yeong
While Choi Seong-gook, Shin-ee, Yoo Chae-Yeong, and other supporting actors from the previous film will also appear, the main female lead will be played by Song Ji-Hyo in place of Ha Ji Won. www.hancinema.net/korean_Yoo_Chae-yeong.php
The definitive Wikipedia entry for Yoo Chae-Yeong. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Yoo_Chae_Young