Why cant I get this meat bird watering thing to work right

>> YOUR LINK HERE: ___ http://youtube.com/watch?v=5WwAbY-oNqg

I need some advice here because I'm fumbling. These birds keep TIPPING the cups! I don't know what to do. It's incredibly frustrating.

video, delen, cameratelefoon, videotelefoon, gratis, uploaden
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