As we stated before, all creative...regardless of the medium...needs to be a concious blend of both sides of the brain.  In some cases though the "It Depends" rule comes up and you might have to tip the scales towards one side of the brain to attract or appeal to the thought processes of the targeted demo.

Enjoy the refridgerator art...well, not that you can stick a radio spot or website on the fridge...whatever, you get the point.