HyunA, who you all know from her cameo in Psy’s "Gangnam Style," was special even when she was in middle school. Some netizens shared photos of HyunA from around the time she was debuting in the girl group Wonder Girls in 2007. In the first photo, she’s on the phone with someone while walking, and in the second, she seems to be signing autographs for her friends. To these photos, many say HyunA looks mature for her age at the time these photos were taken. Can you believe she was only a middle school student? (Source: www.newdaily.co.kr)