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You went wrong here. The Obama model currently in use was built using modern tech - no screws, just glue. Nothing to unscrew, in a too warm an environment it can come unglued is all. In that eventuality, be warned of flying parts which will tend to go in the direction of the nearest hidey hole in Kenya.
Obama has a few screws loose. I am convinced of it now.
Better:
Obama has a few screws glues loose. I am convinced of it now.
The petulant child , delayed developement,pretend resident of the UNITED STATES practices creating a power vacuum for the next member of the Muslim Brotherhood he meets ( notice eyes slightly crossed=looney!):