So nyeo shi dae, also known as SNSD or Girls' Generation.
A 9 member girlgroup under the lable of SM Entertainment.
The members with names:
SNSD is known of the songs:
Gee
Oh!
Genie
Run Devil Run
Hoot!
and many more.
TaeYeon (Leader) Birth name: Kim Tae-yeon (Hangul: 김태연 Hanja: 金泰妍)
Date of birth: March 9, 1989
JessicaBirth name: Jessica Jung (Hangul: 제시카 정)
Korean name: Jung Su-yeon (Hangul: 정수연 Hanja: 鄭秀妍)
Date of birth: April 18, 1989
SunnyBirth name: Lee Sun-kyu (Hangul: 이순규; Hanja: 李順圭)
Date of birth: May 15, 1989
TiffanyBirth name: Stephanie Hwang
Korean name: Hwang Mi-young (Hangul: 황미영; Hanja: 黄美英)
Date of birth: August 1, 1989
HyoYeonBirth name: Kim Hyo-yeon (Hangul: 김효연; Hanja: 金孝淵)
Date of birth: September 22, 1989
YuRiBirth name: Kwon Yuri (Hangul: 권유리; Hanja: 權侑利)
Date of birth: December 5, 1989
SooYoungBirth name: Choi Soo-Young (Hangul: 최수영; Hanja: 崔秀英)
Date of birth: February 10, 1990
YoonABirth name: Im Yoon-ah (Hangul: 임윤아; Hanja: 林允兒)
Date of birth: May 30, 1990
SeoHyunBirth name: Seo Joo-Hyun (Hangul: 서주현; Hanja: 徐珠賢)
Date of birth: June 28, 1991