

Shinhwa's Andy Lee, Lee Min-woo, Kim Bum-soo, and Chun G. Yubin has also featured in several different artists' singles, i.e. Aside from performing with the group, she has appeared in several music videos including labelmate 2PM's "10 Out of 10" and Shinhwa's "Once in a Life Time". Examples of which include, "This Time" and "Wishing on a Star". Although she is known mostly as the rapper of the Wonder Girls, Yubin occasionally acts as an additional vocalist to the group. She was introduced as the main rapper of the group, replacing Hyuna. Yubin made her debut as a new member of the Wonder Girls on September 7, 2007. However, the group disbanded shortly before their scheduled debut in 2007 due to Good Entertainment's financial troubles and the members all left for separate South Korean entertainment companies. She was originally set to debut as a member of Five Girls under Good Entertainment, along with G.NA, After School's Uee, Secret's Jun Hyo-seong. Yubin graduated from Myongji University with a degree in Film and Musical. She lived in Korea until high school, attending Anyang High School for a while before moving to San Jose, California, where she studied at and graduated from Leland High School. Kim Yu-bin was born in Gwangju, on October 4, 1988.

Life and career 1988–2007: Early life, education and struggles 1.3 2018–present: Solo work and RRR Entertainment.

1.1 1988–2007: Early life, education and struggles.
