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In anticipation of the release, the girls have released a 35 second teaser. Though the music video has a simple concept, the girls liven up the proceedings with bright smiles and a cheerful melody. Don't blink or you might miss the appearance of four good looking guys that pop up in the teaser.

Comedian�Yoo Se Yoon�will also be featuring in the production, which will be released on December 17!

Are you liking what you're hearing so far?