Checkmate (With JJ LIN)  가수:정용화 (Jung Yong Hwa)

원기옥 (With 버벌진트)  가수:정용화 (Jung Yong Hwa)

추억은 잔인하게... (With 윤도현)  가수:정용화 (Jung Yong Hwa)

어느 멋진 날  가수:정용화 (Jung Yong Hwa)

별, 그대  가수:정용화 (Jung Yong Hwa)

마일리지 (Mileage) (With YDG)  가수:정용화 (Jung Yong Hwa)