After School (group)

After School (Korean: 애프터스쿨) was a South Korean girl group formed by Pledis Entertainment, with an admissions and graduation concept. After School officially debuted in January 2009 with the song "Ah!" from the single album New Schoolgirl. Following the addition of Uee in April of that year, they released "Diva", which won the "Rookie of the Month" award at the Cyworld Digital Music Awards. Pledis Entertainment then announced the graduation of Soyoung before adding Raina and Nana for the release "Because of You" in November 2009, which topped the monthly digital chart for December.