【TVPP】Hyorin(SISTAR) - Bang Bang (with Ailee, Jessie), 효린(씨스타) - Bang Bang @ 2014 KMF Live

(3:4)

HYOLYN(효린) '달리 (Dally) (Feat. GRAY)' Official MV

(3:24)

【TVPP】Hyorin(SISTAR) - Fate, 효린(씨스타) -인연 @ I Am a Singer 3

(5:55)

SISTAR(SoYou \u0026 HyoLyn) - Hurt(Christina Aguilera) [Yu Huiyeol's Sketchbook]

(4:8)

[M/V] HYOLYN(효린) - SEE SEA(바다보러갈래)

(3:39)

HYOLYN(효린) 'Wait' Official MV

(2:51)

SISTAR19(씨스타19) - Ma Boy Music Video

(3:28)

【TVPP】 Hyorin(SISTAR) - SOFA, 효린(씨스타) - 소파 @Duet Song Festival

(4:12)

PUBLIC KPOP RANDOM DANCE PLAY | Minneapolis, Minnesota

(1:22:20)

ร้านอาหารไทย เล็กๆ บ้าน ๆ วิวดี คนในครอบครัวช่วยกันทำ ร้านถวายบัว จ.นครปฐม

(5:11)

[더블 트러블 무대 4K 풀버전] 효린, XIA (준수) - 성인식

(3:46)

Unpopular K-POP Opinions Cuz Ava Max Called, She Wants Her Sound Back.

(10:16)

[MV] SISTAR(씨스타) _ I Swear

(4:6)

Brutally Honest K-POP Opinions Cuz BLACKPINK's New Era is Chaotic.

(10:17)

HYOLYN (효린) – Wait @인기가요 inkigayo 20240825

(3:5)

[MV] Hyolyn(효린) _ Good bye(안녕) (My Love From the Star(별에서 온 그대) OST Part 4)

(3:35)

SISTAR19 씨스타19 - 있다 없으니까(GONE NOT AROUND ANY LONGER) MUSIC VIDEO

(3:43)

Hyolyn- 'Become Each Other's Tears' (Hwarang: The Beginning OST, Part 5) [Han|Rom|Eng lyrics]

(4:24)

[Dance Practice] 효린(Hyolyn) X 주영(Jooyoung) - 지워(Erase) 주차장 안무영상

(3:58)

[MV] 효린(Hyolyn) X 주영(JooYoung) - 지워(Erase) feat. 아이언(Iron)

(4:)

[Knowing Bros] The Sad Story of Kyuhyun Got Hurt Because Hyolyn Didn't Give Him Her Phone Number😂📞

(5:18)

HYOLYN (효린) ‘Layin' Low (feat. Jooyoung)’ Official MV

(3:10)

효린(HYOLYN) - LONELY(론리) Music Video

(3:23)

Hyorin (SISTAR) - Crazy Of You (미치게 만들어) FMV (Master's Sun OST) [ENGSUB + Romanization + Hangul]

(4:31)

Hello Counselor - Bora, Hyolyn, Soyou \u0026 Dasom, SISTAR! (2014.08.11)

(1:6:17)

[C.C] Beautiful Harmony made by Hyolyn and her Vocal Partners🎵 HYOLYN - GOODBYE #SISTAR #HYOLYN

(12:16)

【TVPP】Hyorin(SISTAR) - Hello, Goodbye, 효린(씨스타) - 안녕 @ I Am a Singer 3

(4:31)