Idols Play Around During Mnet Countdown recording

Want to know what C.N. Blue, Sistar19, 4Minute U-Kiss and Rainbow do before Mnet Countdown recording?
Usually idols have to wait the whole day during music shows, while their outfits are checked or they do the sound-check.
However this time Mnet prepared a dance machine so they can play around.
Check the cute pics below to see your favorite idols.

4minute

U-Kiss

C.N. Blue

Rainbow

Sistar19