Evolution (2011)

• 2nd Mini Album
• Released: January 6, 2011
• Genre: Dance Pop, Ballad
• Language: Korean
• Label: CJ E&M
• Format: CD, digital download

Tracklist:

1. Evolution (intro) 1:00

2. BTD (Before The Dawn) 3:03

3. Can U Smile 3:14

4. Hysterie 3:00

5. Voice of My Heart (마음으로) 4:28

6. I Don’t Know (몰라) 2:58