Group Girls' Day will be holding a guerrilla concert today in Myung Dong.

They will be able to meet with their fans at the concert and have a memorable time.

One official commented, "To celebrate their 3 years anniversary since debut, they decided to hold this concert to thanks heir fans. This spot is also memorable because this was where they held their flash mob right before their debut as well."

They will be holding this concert on june 29 in Busan and one in Bu Pyung on July 3 as well.

They will be making their official comeback with "Female President" on June 27.