Kyuhyun appeared on 'Yoo Hee Yeol's Sketchbook' on October 30 and discussed competing against Toy (Yoo Hee Yeol)'s seventh album, 'Three People,' during his "At Gwanghwamun" promotions.

MC Yoo Hee Yeol said, "At the time, Toy did not do any broadcast promotions whatsoever, but he beat Kyuhyun for first place on a lot of music shots," so Kyuhyun replied, "I even promoted on broadcasts to the point of death," with bitterness.

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Also known to be a huge fan of Sung Si Kyung, Kyuhyun mimicked Sung Si Kyung's way of singing.  He was then asked what traits he had that was better than Sung Si Kyung and answered, "Dance," going to into break dance mode to Super Junior's "Sorry, Sorry" after which he immediately was embarrassed to everyone's amusement.

Check out his performances from the episode below!