In the new CF, Yoo Jae Suk struggles over the perfect chicken flavor combinations, filling up a humongous board with equations. Then, Oh My Girl show up below, crying out that one whole chicken just isn't enough to satisfy, and voila, a new menu item consisting of three different flavors is born!

You can also catch Yoo Jae Suk and Oh My Girl full of smiles in the behind the scenes footage below!

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