Wish (Genie) " and " Gee ". The leader of the group is  Kim Taeyeon . The other members are  Jessica Jung ,  Sunny ,  Tiffany ,  Kim Hyoyeon ,  Kwon Yuri ,  Choi Sooyoung ,  Im Yoona  and  Seohyun . Watch Jung Sunhee’s A Night Like Tonight Radio – SNSD English