BTS (Bangtan Boys), continue their follow-up promotions for "Just One Day" with a cheeky dance practice video that shows off their well-rehearsed moves.

In a dramatic shift from their earlier works, 'Just One Day' features a softer and moodier sound which fits perfectly with the group's continued growth. 

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They've already teased various photos from diligently practicing their choreography, but now fans get to see the full clip. Watch the video above and let us know which section of the dance is the most impressive!