120329 SNSD's SooYoung @ Opening event Theory from DKNY

Another fashion brand has opened their store in Seoul and SNSD's Sooyoung was there to grace the event.

Unlike from DKNY's event, Sooyoung came out wearing her casual attire to suit the occassion. The result? She still looked lovely and gorgeous as always.

Check out Sooyoung's video and photos from the opening event of "Theory" after the cut