How do Bangtan Boys dance to T-ara's No.9 in their own style?

Bangtan Boys uploaded a funny video of them dancing to T-ara's No.9. While moving into the chorepgraphy, the members are grooving on their own while doing T-ara's choreography.

Even out of synced, the dorky members are enjoying their own camera shot like member Jimin and V. Some are really in to it while others are just laughing around.

Watch their 'BTS-style' cover of T-ara's No.9 below: