「知ってるお兄さん」ウニョク（SUPER JUNIOR）の登場に、ヒチョルは「SMの練習室で練習している」と暴露
When Eun Hyuk (SUPER JUNIOR) appeared on ”Knowing Bros,” Hee-chul revealed that he was ”practicing in SM's practice room.”
Eun Hyuk (SUPER JUNIOR) made a surprise appearance and drew attention. On the 15th, JTBC's "Knowing Bros" aired with Eun Hyuk, Shindong, and J
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