Known to be 4minute HyunA's backup dancer prior to her own debut and as an extra in 2PM's '10 out of 10' music video, G.NA recently revealed her feelings of the experience on KBS JOY. On March 18th, G.NA made an appearance on 'Entertainers' and talked about her experience as HyunA's backup dancer for the latter's solo single, 'Change'. She�confessed, "My days as HyunA's backup dancer were so hard." Additionally, she told viewers a behind-the-scenes story about filming for 2PM's debut music video. Discussing her current promotional activities, she stated, "I sleep for only three hours a day in a car. Even if I had 10 bodies, it would be hard maintaining my schedule." When�asked how she maintains her figure with the busy schedule, she responded, "I stretch and focus on keeping my body in shape when I have time in the car." Source + Photo: Star News & My Daily via Yahoo! Korea 1,2