A.T, 스티브 김, 베이비 진 – We’re On Fire (Feat. Amy)
Track 02 from Album "2008 대한민국"
Release Date: 2008.10.20
015B, A.T – I Hate You
Track 01 from Single "The Legacy 05"
Release Date: 2019.09.17
A.T – 굿모닝
Track 01 from Single "룸메이트 OST Part.2"
Release Date: 2014.08.11
A.T – Don’t Be (Feat. 긱스)
Track 01 from Single "A.T's Retro Experience Vol.1"
Release Date: 2013.09.16
A.T – 멜랑꼴리
Track 01 from Single "멜랑꼴리"
Release Date: 2014.02.13
A.T – Slowly
Track 01 from Single "Slowly"
Release Date: 2012.07.27
윤종신, A.T – 우둔남녀
Track 02 from Single "2013 월간 윤종신 Repair 9월호"
Release Date: 2013.09.03