121103 SNSD Taeyeon, Seohyun and Sooyoung @ Superstar K4 Cuts from this week's

Handing out the missions for the contestants of 'Superstar K4', Girls' Generation's Taeyeon, Seohyun and Sooyoung have made their special appearance on the show's latest episode.
Check out the cuts from their appearance which came as a pleasant surprise for the contestants~