Brain Freeze is a collection of political and social cartoons taken from the website www.mrbirch.com. Its characters include Mr. Birch, his students and a number of flawed adults. Some of the storylines feature talking turkeys, a Jewish snowman, an angry copy store worker, the Incredibles, Dick Cheney, old rock and rollers, Harry Potter, a fast ferry and Michael Jackson. Read, if you dare, the world of Mr. Birch by cartoonist Ed Mandara.