Cube Entertainment's new project unit, Trouble Maker,�have finally released their first official MV teaser! For those of you who've been out of the loop,�4minute's�HyunA and�B2ST's�Jang Hyunseung teamed up to create a sexy and aggressive duo. It looks like they're going to bring the fire with their debut single, which will be released on December 1st. Check out their racy MV teaser below, and stay tuned for more updates! -- Tip: Lexy