I’ve created an image. I hope you find it amusing. If you so desire, you may download it in your choice of image format (listed at the bottom).
They are copyrighted, but permission to use the images (and any derivatives thereof) is granted to you under the Creative Commons Attribution-Share Alike license. The images are not trademarks, and you won’t be sued or legally threatened for displaying them on your blogs, web pages, in virtual worlds, or in other places. You can even make good-natured parodies of them with absolutely no fear of retribution.