This 2009 single marked a turning point for Kara, introducing the lineup that would lead to their breakthrough success.
- The single was released on July 30, 2009, by DSP Media.
- "Revolution" was the first Kara single to feature members Goo Hara and Kang Ji-young.
- The song's B-side, "Wanna," showcased a more mature sound for the group.
Kara is a South Korean girl group who debuted in 2007. They rose to prominence in 2009 with a shift in lineup and musical direction.
Tracklist
