On the September 10 edition of�MBC's 'Radio Star', Kim Gu Ra showed his affection towards fellow MC Kyuhyun by cutely teasing him on Super Junior's latest comeback with "Mamacita."

Kim Gu Ra called Super Junior, "SM's product during the changing of seasons," causing Kyuhyun to be taken aback and responding with pride, "We returned within two years. �It's a tremendous comeback."

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The blunt MC continued, "You failed to line up [on the music charts], right?" �Again flustered, Kyuhyun responded, "We lined up starting at the fifth spot," making everyone laugh.

He then danced to "Mamacita" to the enjoyment of the MCs and guests on the show.�