A.J Liu - A singer, songwriter, composer, model. AADT guitarist, the uprising rock band. Popular among underground band, always appear on magazine cover and ads. Krystal Jung- younger sister of Jessica Jung, the creative director of Blanc&Eclare. Uprising actress, member of electro pop girl group f(x). Always labeled as snob for her cold looking. AADT- Underground rock band consisting AJ, Ailee, Donghae and Taeyang. Popular in US F(x)- Electro pop girl group with Victoria Song, Sulli Choi, Luna Park and Krystal Jung as member. Mostly perform in Korea.