Unless he was holding a bottle with a little hole on the lid. But you're probably right regarding Nick's fetishesWow, hadn't seen anything of the 1st pic, so Nick is into skat and golden showers! So family friendly! What the hell is wrong with Facebook allowing all this perverted crap they do? I've watched Youtubers for years making funny but obviously staged pranks, they have millions of views but I've never seen any as depraved as what this family are allowed to post on Facebook.
And I agree, if it was faked it should be made more obvious to the viewer. He has a lot of kids and adults with lower IQs than kids watching who might copy him.