Knock Knock Knock! says your girl group TWICE with their new choreography video for Knock Knock.

Knock Knock of TWICE became a very successful track of the girls and their killing moves moved the feet, hands, body and heart of their fans and all of the people that played and heared their track.

They released their choreography video for Knock Knock and they look as cheerful as they are.

Watch their choreography video with the link below!

http://www.vlive.tv/video/23359

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