Red Velvet - Happiness (Aug 1, 2014)

Red Velvet - Happiness (Aug 3, 2014)

[MPD/직캠] 141225 Red Velvet(레드벨벳) - Happiness

RED VELVET - HAPPINESS Lyrics Color Coded

[MPD/직캠] 140821 RED VELVET 슬기 - 행복 (HAPPINESS)

[HOT] 인천 K-POP 콘서트 - Red Velvet 'Happiness' 20140918

Red Velvet - Happiness MV HD k-pop [geerman sub]

Red Velvet - Happiness [Hebrew Sub]

[MPD/직캠] 140828 Red velvet - 행복(Happiness)

[Vietsub][MV] Red Velvet - Happiness {RVTeam}

【TVPP】Red Velvet - Happiness, 레드벨벳 - 행복 @ 2014 MVP Special, Show Music core Live

[Mirror] Red Velvet (레드벨벳) - 행복 (Happiness) @ SMTOWN The Stage in Japan DVD

Red Velvet - Happiness, 레드벨벳 - 행복, Music Core 20140802

Red Velvet - Happiness, 레드벨벳 - 행복, Music Core 20140809

【TVPP】Red Velvet - Happiness, 레드벨벳 - 행복 @ 2014 KMF Live

[FANCAM] 150122 EXO & BTS Reaction To Red Velvet 'Happiness' @ Seoul Music Awards

Red Velvet - Happiness Eng Lyrics

Red Velvet - Happiness, 레드벨벳 - 행복, Show Champion 20140820

Red Velvet Eye Contact Cam S2 EP5. 'Irene's Small Happiness'

【TVPP】Red Velvet - Happiness, 레드벨벳 - 행복 @ Incheon K POP Concert Live

Red Velvet - Happiness Dance Cover