It may be contrived, but it certainly remains
undistorted freedom of expression, pure
and simple. Whether or not it is art, is another
matter altogether. Let's not blur the issue by
insinuating the creator of the work somehow
does not have the right to create it.
Regarding creativity and art, some interesting things are said on that subject in this essay:
http://www.freerepublic.com/focus/f-news/1817366/posts