The video description states:
Published on Jul 16, 2014
Show Champion 쇼챔피언 / BESTie 베스티 / Next Week Come Back / 첫 번째 미니 앨범 1st Mini Album
I'm not sure, if this is true. It could be a teaser for their "Like A Star" Promotions but who knows, maybe we will get the full release they promised us at Weekly Idol?