Girls' Generation's member Sooyoung showed off her sexiness through a performance of "24 Hours."

Today, SM Entertainment revealed pictures of Sooyoung during Girls' Generation's concert, when she performed singer Sunmi's hit song "24 Hours."

Girls' Generation held the 'Marchen Fantasy' concert during "SMTOWN WEEK" yesterday, performing for their fans.

Sooyoung wore a tight striped outfit to dance to "24 Hours."

Photo Credit: SM Entertainment