Sha Sha�have dropped their music video for "What the Heck"!�

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The girl group debuted this past February with their bubbly track "You & Me", and they're back with something more colorful for the summer as you can see in their "What the Heck" MV. Sha Sha have also returned with a new lineup, adding members Wanlin, Chaki, and Hakyung�with Gowoon, Seoyeon, and Aryeom.

Check out Sha Sha's "What the Heck" MV above, and let us know what you think in the comments below!�