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Their agency DreamT Entertainment�dropped additional info regarding the exciting return, as they stated, "Duble Sidekick has taken charge as the producer for Girl's Day's 3rd mini album...�As they recorded together, Duble Sidekick remarked that Girl's Day will be the top girl group of 2014 with their talent, visuals, and endless potential. The girls also expressed their wish to be included in the hit parade of the producing team."

It's said the 3rd mini album consists of a total of four tracks including songs like title track�"Something", "Show You", and "Whistle", all composed, written, and produced by Duble Sidekick.

Girl's Day will kick off their comeback with a showcase and stage on 'Music Bank' on January 3!