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The girls of TWICE start out by introducing their newest track "Heart Shaker" and show you some of the key moves for the choreography. The girl group then reveal their wishes if they successfully complete the challenges, saying they'd like a one-month break and a grill pan for meat.
The 'Let's Dance' producers try to distract TWICE as much as they can as they try to 'Know-All-The-Beat'. Check out if they succeed in the video above, and make sure to turn on the English captions!