| # | Title | Rating | Length |
|---|
| 1 | Step Up | | 2:48 |
| 2 | Breathe- assistant recording engineer:
- 노준수
- recording engineer:
- 신봉원
- programming and sound engineer:
- 홍지상
- mixer:
- Brian Stanley
- instruments:
- 홍지상, J.Y. Park "The Asiansoul" , 심은지 and 조종수 "FAME-J"
- background vocals:
- miss A
- vocals:
- 王霏霏 , 孟佳, 민 and Suzy
- performer:
- miss A
- arranger:
- 홍지상, J.Y. Park "The Asiansoul" , 조종수 and 심은지
- recorded at:
- JYPE Studios in Gangdong District, Seoul, South Korea
- mixed at:
- JYP Manhattan Studios in Manhattan, New York, New York, United States
- music videos:
- Breathe by miss A
- recording of:
- Breathe
- lyricist and composer:
- J.Y. Park "The Asiansoul"
| | 3:34 |
| 3 | 멍하니 | | 4:47 |
| 4 | 그 음악을 틀어줘요 DJ | | 3:15 |
