Girls' Generation also known as SNSD is a South Korean girl group formed by and under Korean management agency SM Entertainment.
The group made their debut on August 5, 2007 with the tittle song "Into The New World". Girls' Generation announced the release of their sixth Korean-language studio album in July 2017. On August 7, 2017, The album, titled Holiday Night, was released. SM Entertainment announced that members Tiffany, Sooyoung and Seohyun decided not to renew their contracts with the company to focus on their acting or solo music careers in October 2017.