ZE:A recently released a behind-the-scenes photo as well as their CF for 'Lotte Crunky' chocolate bar, in which all nine members are finally seen gathered in one spot to fans' delight.

In the released picture, the members sport modern and fashionable school uniforms in different colors to show the two different teams they were in for their hilarious CF. Hyungsik also added to the fun with a short video via Instagram where he jokes around with Kwanghee while filming. 

Check out the full CF for 'Lotte Crunky' chocolate bar, featuring ZE:A below!

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Un vídeo publicado por Hyungsik Park (@phs1116) el 28 de Ene de 2015 a la(s) 11:47 PST

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A photo posted by Hyungsik Park (@phs1116) on Jan 28, 2015 at 10:27pm PST