TS Entertainment reported on November 23rd that the leader of the popular group Secret, Hyo-sung, hurt herself falling down the stairs.

As she was coming out of her dormitory for her next schedule, she fell down the stairs, resulting in a torn cartilage in her left knee and a fracture in the top of her right foot. Both legs are in a cast, and she's been told she needs four weeks of treatment.

Consequentially, she will not be able to attend the Hallyu Expo Spokesperson Appointment Ceremony on November 23rd and the 2011 Melon Music Awards on November 24th.