SNSD has just returned to Seoul today but SeoHyun is already busy with the rehearsals of her musical titled 'Mamma Mia' which will start this February.
They had a public rehearsal today, and here are the videos and pictures taken by the press.
Release Date: February 28, 2017
Release Date: January 17, 2017
Release Date: June 28, 2016
Release Date: December 10, 2016