케이윌 & 효린 - Whenever You Call [101212 김정은의 초콜릿]

Sweet Morning Winter Jazz ~ Gentle January Coffee Music & Bossa Nova Instrumental to Great Mood

[RARE UNSEEN] Mariah Carey - Whenever You Call (Live in Perth, Butterfly Tour - 1998) Pro Shot

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

Soulful R&B Vibes 🎶 Smooth Love Songs & Emotional Chill Mix for the Heart 🔴 LIVE 24/7

[GDA/Golden Disk Awards] K.will + Hyorin(케이윌 + 효린) - Endless love

TAEYANG - '눈,코,입(EYES,NOSE,LIPS)' 0424 Fantastic Duo

GOOD GIRL [5회] HYOLYN - 9LIVES @두 번째 퀘스트 200611 EP.5

Whenever You Call (Cover by Luxe Voir Entertainment)

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

K.Will - I'm Not The Only One / Growing [Yu Huiyeol's Sketchbook]

Soulful R&B Vibes 🎧 Smooth Love Songs & Emotional Chill Mix for the Heart 🔴 LIVE 24/7

Hyorin (SISTAR) - Sweet Dreams (Beyonce), 효린 (씨스타) - 스윗드림 (비욘세), Show Champion 20140319

Endless Love (Duet with Mariah Carey) (Live from Royal Albert Hall)

태양(Taeyang) - 눈, 코, 입(Eyes, Nose, Lips)♬ |판타스틱 듀오(Fantastic Duo)| SBS ENTER

Mariah Carey - Whenever You Call (Official HD Video)

Talking To The Moon - 효린 [더 시즌즈-최정훈의 밤의공원] | KBS 230714 방송

Smooth Jazz & Soul R&B 24/7 – Soul Flow Instrumentals

소녀시대-태티서(Girl's Generation-TTS)-Cater 2 U [유희열의 스케치북]20141003

[HIT] 불후의 명곡2, 마이클볼튼(Michael Bolton)특집-효린(Hyorin) - Missing you now.20141018

Whitney Houston, Mariah Carey - When You Believe (Official HD Video)