After School, a five member girl group who debuted in January with their first single NEW SCHOOLGIRL, have announced a sixth member. The sixth member is Kim Yoo Jin, who was originally a trainee for Good Entertainment and set to be in a group with Yoobin (now in the Wonder Girls).
After School have also just released a teaser video for their upcoming single, Diva. They will make their comeback and release Diva on April 9th.
