Red? The Irene, Kang SeulGi, Sun Chenghuan (Wendy), Park Soo Young (Joy) and Yeri (Yeri) are the women's singing groups launched by SM Entertainment Co., Ltd. in Korea in August 2114. ?

In p>2114, the Red Velvet Troupe officially debuted with the song Happiness.

members of p>Red VelvetRed Velvet their debut through SM ROOKIES before their debut. Among them, Kang Seul Gi was the first member to be discovered, and SM Entertainment Company openly recruited and became a trainee.

Irene was discovered by SM Entertainment in 2119; In 2112, Sun Chenghuan became a trainee under SM Entertainment through the recruitment in Canada.

Park Soo Young is the only member of the group who didn't show up through SM ROOKIES. She passed the selection held by SM Entertainment Company in Seoul in 2112 and became a trainee.