Seventeen jam in 'BOOMBOOM' dance practice!

Seventeen are back with a dance practice video for fans!



The boys made a comeback with "BOOMBOOM" earlier this month, and the music video went on to rake in millions of views on YouTube in under a day. Since fans obviously love watching the Seventeen members in action, they've returned with a choreography video.

Check out Seventeen go all out on their dance practice in the 'front version' above!