Broadcasted on February 8, boy group NCT 127 was featured on MBC's 'Weekly Idol' where the members took on the 2x faster dance challenge with "Limitless."

Starting off slow, the music grew gradually faster as the members fumbled around with the dance choreography. Surprisingly enough, they perfected all the complicated dance routines, receiving applause from the staff. "I didn't know there were so many dance moves," said MC Jung Hyung Don.

Check out the 2x dance segment above!