Here is a video showing you how they hung a Jeep on the wall at the Detroit auto show. Pretty cool.
http://www.autoblog.com/2007/01/16/detroit-auto-show-wrangler-wrangler-on-the-wall-video/
http://www.autoblog.com/2007/01/16/detroit-auto-show-wrangler-wrangler-on-the-wall-video/