HYOLYN(효린) - Level Up Dance Challenge
[M/V] HYOLYN(효린) - SEE SEA(바다보러갈래)
HYOLYN(효린) - Dally 달리 (Feat.GRAY) [Official Music Video]
HYOLYN(효린) - SISTAR MEDLEY 씨스타 메들리 @캐리비안베이 버스킹(CARIBBEAN BAY BUSKING)
HYOLYN(효린) BAE Surprise release
Kim Hyo Jung, better known by her stage name Hyolyn or often written Hyorin, is a South Korean idol singer and actress. She is best known as a member of the South Korean girl group Sistar and their sub-unit Sistar19.