1. One (Korean Version)
2. Let's Sing A Song (Korean Version)
3. One (English Version)
4. Let's Sing A Song (English Version)
5. One (Instrumental)
6. Let's Sing A Song (Instrumental)
7. (Bonus Track)One (Korean Version, Without A Girl Vocal)
8. Let's Sing A Song (Korean Version, Without A Girl Vocal)
9. Bonus Clip-Shoo Special Interview
한국최고의 그룹 S.E.S(SHOO)와 일본최고의 그룹 V6가 만났다!