Girls day (Girl's Day) is a dream belonging to Korea five-Member female music group Tierra entertainment.
July 9, 2010 mini album ` s Day Party # 1 Girl to release digital single debut, and since 〈manufacture I bout 〉 and release 〈manufacture should treat 〉, and activities.
March 18, 2011, release Day Party # 3 Girl ` s and the title track as singles charts for the first time in 〈manufacture and polished 〉, no. 1, of that year, the second mini album by the 〈manufacture and give me a hug once 〉 into Everyday activities.
` S Day Party Girl 2 September release # 4.