SNSD SeoHyun debuts with 'Don't Say No' on Music Core

Want more of SNSD's SeoHyun? 'Don't Say No'!

Here she is making her debut in this week's Music Core.  Enjoy her 'Don't Say No' and 'Lonely Love' performances below~

♥ More about SNSD SeoHyun's 'Don't Say No' ♥

♥ Buy SNSD SeoHyun's 'Don't Say No' mini-album here ♥