SoYeon (T-ara), An Young Min - Song For You
Soyeon feat. T-ara - What Should We Finish
T-ARA/SOYEON - 愛の詩 [http://vkontakte.ru/official_tiara]
Soyeon(T-ARA) - 페이지원 OST Coffee House
Soyeon(T-ARA) & Joo Hyun, Kim Jin ho - 페이지원 OST Coffee House
Yang Pa (Feat. Lee Boram of SeeYa & Soyeon of T-ara) - I Know (EunJung Ver.)
T-ARA(티아라) Soyeon(소연) - Long Live Dreamfactory [JTBC Hidden Singer]
PZ 47 -Slovenia- T-ara Soyeon - Proud of You
T-ara (Hyomin, Qri, Boram, Soyeon) - For you
티아라 (T-ara) [Soyeon,Hyomin,Jiyeon] - FIRST LOVE (Feat. EB) (Cho Young Soo(조영수) ‘All Star’ Project)
Soyeon (T-ara) & YooJin (The SeeYa) & Eunkyo (5dolls) & Taewoon\Sungmin (Speed) - Painkiller