Berry Good unit Heart Heart�has dropped a performance music video for "Crazy, Gone Crazy".

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The unit featuring Berry Good members�Gowoon,�Sehyung, and�Taeha made their debut last month, and they're thanking fans with a special performance MV. The original MV had a mysterious invitation tell the story, but the clip above gives fans a full performance of "Crazy, Gone Crazy".

Check out Heart Heart's new "Crazy, Gone Crazy" MV above!