서프라이즈 U – My Friend (Rest Your Head Kor Ver.)
Track 04 from EP "I DO"
Release Date: 2017.07.15
서프라이즈 U – 아쉬워(STAY) (트레니즈 OST)
Track 03 from EP "I DO"
Release Date: 2017.07.15
서프라이즈 U – I DO
Track 02 from EP "I DO"
Release Date: 2017.07.15
서프라이즈 U – Rest Your Head
Track 01 from EP "I DO"
Release Date: 2017.07.15
서프라이즈 U – 아쉬워
Track 01 from Single "트레니즈 OST"
Release Date: 2017.03.18