[Hyorin] - Hi (Your OST from the Stars) @ Popular Song Inkigayo 140126
Good bye (안녕)
[1080p] 효린 - 안녕 (Hello, Goodbye) (140126 인기가요) @ inkigayo
케이윌 & 효린 - Whenever You Call [101212 김정은의 초콜릿]
Hyolyn "Goodbye🎵" World Tour #hyolyn #shorts #hyolynworldtour2022
[Simply K-Pop] HYOLYN (효린) - Hello, Goodbye (안녕) _ KMDF 2020
HYOLYN (효린) - 안녕 LIVE 220522
HYORIN/HYOLYN (효린) – HELLO/GOODBYE (안녕) - Han | Eng | Rom Lyrics
효린_가시나무 (Thorn Tree by Hyolyn of Mcountdown 2014.02.20)
[201023] HYOLYN - Goodbye + Say My Name + I Choose To Love You + Touch My Body + Shake it
보컬은 엄청 파워풀한데 감정이 살아있는 효린의 운전면허증
SISTAR Mini Concert S in Hong Kong - Hyolyn Hello,Goodbye
Hyorin (Sistar) - (안녕) Hello, Goodbye (Live Performance) [OST You Who Came From The Star]
Love Dive -IVE Cover By Hyolyn #hyolyn #ive #sistar #lovedive #cover #song
[레전드100-Song]효린_가시나무(Thorn Tree by Hyolyn of SISTAR@ MCOUNTDOWN 2014.2.20)
(FANCAM) HYORIN/HYOLYN - HELLO, GOODBYE LIVE AT HALLYUPOP FEST 2019
HYORIN SOLO ALBUM
MYKOREANSONG:Hyorin (SISTAR) - Hello,Goodbye [ENGSUB + Rom + Hangul]
[효린]이 퀸덤 만점 받은 이유
20221211 Unik Asia Festival Hyolyn - Goodbye 효린-안녕