Check out this article in the USA Today - Fat and calorie bombs: Every state has worst-for-you foods It gives a summary of a recent in article posted on Health.com
I think the Luther Vandross Hamburger, pictured above says it all… It is a hamburger in between two Krispy Kreme Donuts.
These articles show the extreme side of calories, but it does show that people are selecting these items and these items are available. Its a good list as a reference.