參與成員：Taeyeon/Jessica/Sunny/Tiffany/Hyoyeon/Yuri/Sooyoung/Yoona/Seohyun

120405 SNSD-樂天百貨-Challenge SALE
http://www.youtube.com/watch?v=s_2ilRyd3pA 15s
http://www.youtube.com/watch?v=G-hC-jUhwM4 20s
http://www.youtube.com/watch?v=wBBIQ8ImlDk 60s