Get Down Dog Cartoons Author:John Callahan There is absolutely nothing funny about a quadriplegic in a wheel chair. Unless, of course, that person is John Callahan. For nearly a decade this politically incorrect, brutally frank, and wickedly hilarious cartoonist has shocked America with his own special brand of dark, edgy humor. In the world of John Callahan, nothing is sacred, nothing i... more »s taboo, and nothing is funnier!« less