렏,벨벳은 몇 년도에 데뷔했는가?
Red Velvet (Hangul: 레드벨벳) is a South Korean girl group formed by SM Entertainment. The group debuted on August 1, 2014, with the digital single "Happiness" and four group members: Irene, Seulgi, Wendy and Joy. In March 2015, Yeri was added into the group prior to the release of their first extended play, "Ice Cream Cake".
August 1, 2014