The December 16 episode of 'Radio Star' featured guests Park Jung Hyun, Jessi, Jackson, and Cao Lu for a special segment titled 'The Outsiders'! 

On this episode, Eunhyuk, who is currently serving in the military was mentioned in passing by Park Jung Hyun. The MCs had mentioned what Park Jung Hyun said about 'flower boys' and how she "got tired of them because she saw them so much." Then the MCs brought up what the singer said about the 'flower boy' who "looked sick" in Super Junior, which turned out to be Eunhyuk. 

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Though Park Jung Hyun may not have meant anything by what she said, Kim Gu Ra blurted out, "Are you talking about his patient gown," alluding to Eunhyuk's past scandal with IU. Kyuhyun quickly returned, "[Eunhyuk] never wore the patient gown. He just enjoys visiting people who are sick."