KNK appeared exclusively on the June 22 airing of MBC Everyone's 'Weekly Idol'!

The group is comprised of really tall members, the tallest at 189 cm (~ 6'2") and the shortest at 180 cm (~ 5'11") and an average of 185 cm (~ 6'1").  Heechul stood in the middle, which caused immense laughter, especially by Hani as you can see in the screenshot below.

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She then consoled him with, "Still, you're good looking," and he replied, "I don't lose out in looks no matter where I go," causing even more laughter.

Tallest member Seungjun then said, "I drank the earthworm juice my grandmother gave me when I was young to grow up."  Worth... it...?