Broadcasted on May 3, MBC's 'Radio Star' welcomed SISTAR member Soyu to the show where she talked about her part-time job experiences during her trainee days in Cube Entertainment.

The hosts stated,�"You mentioned there were many rude customers while working at the hair salon?" �Soyu answered, "There were times when I would be shampooing the men's hair and he�would just stare at me with his eyes wide open, making me feel embarrassed." �MC Kim Gu Ra then added, "That's why barber shops are comfortable."

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When asked, "You also assisted in the hair and makeup of various popular idol stars?" Soyu�replied, "I helped out with the hair and makeup for the idols who had trouble dolling up. �I worked with groups like Highlight and 4minute at the time."