SEOUL, SOUTH KOREA - JULY 01: Hyoyeon of Girls' Generation attends the release event for her fashion, beauty and life style book "HYO STYLE" on July 1, 2015 in Seoul, South Korea. (Photo by Han Myung-Gu/WireImage)
SEOUL, SOUTH KOREA - JULY 01: Hyoyeon of Girls' Generation attends the release event for her fashion, beauty and life style book "HYO STYLE" on July 1, 2015 in Seoul, South Korea. (Photo by Han Myung-Gu/WireImage)