SEE ALSO: UP10TION Xiao's mental age is 15?
Apparently, they weren't able to get their laughs in this time, with rookie boy group UP10TION! The 10 members all switched parts randomly with one another for their newest song "Attention", and showed off such mind-blowing teamwork that the staff was literally at a loss for words!
Take a look above for yourselves! Which group do you want to see take on this challenge next?