SISTAR's Hyorin proved that she was an experienced stage performer. A video of SISTAR's Ehwa Women's University "So Cool" performance from back in September is recently receiving some attention. The footage was revealed online with the title 'SISTAR's Hyorin performs barefoot at event' in which the heel of Hyorin's shoe unexpectedly broke off. Her fellow members next to her were a bit dumbfounded and looked unsure as to how to remedy the situation. But refusing to make a big deal of the situation, the ever 'So Cool' Hyorin stepped towards the back of the stage to remove both of her shoes. She returned barefoot and gave a big smile despite being embarrassed and grabbed her mic, earning the wild applause of the audience. The situation could have turned for the worst, but Hyorin proved that she was a professional and created an even more glamourous and exciting performance for the fans. Hyorin who remained calm and did her best despite what happened is now being labeled an 'angel' by netizens everywhere. In related news, the singer has officially kicked off promotions for 2012 starting with MBC 'We Got Married''s New Year pilot program, 'Pit-a-pat Shake' Source & Image: MKSports via Nate