On the March 7 installment of�JTBC's 'Witch Hunt', Sung Si Kyung talked about HyunA's different charms.

He said, "There are those friends who are young, but they don't seem young. �Someone like HyunA. �When she's done performing, she's completely like a baby," and kind of mimicked her cute way of babbling to which Heo Ji Woong joked, "She doesn't know how to speak Korean?"

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It was clarified that she just spoke in a babyish way. �Sung Si Kyung continued, "However, when she goes up on stage, you get this totally different vibe like, 'You're all dead.'"