On the August 9 episode of 'Radio Star', Kim Jin Woo, 2PM's Chansung, Kim Jong Kook, and Kim Jung Nam joined as the guests. 

After seeing WINNER member Kim Jin Woo, Kim Gu Ra commented, "WINNER members are very honest. Last time, I asked Kang Seung Yoon about Nam Tae Hyun. I asked, 'What happened?' and he gave me an honest response. He said he can't tell me everything but that they just didn't fit well."

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To Kim Gu Ra's talk about Nam Tae Hyun, Kim Jin Woo reacted surprised.