After all, Camaro versus Mustang versus Challenger is deeply ingrained into the American psyche, the four-wheeled equivalent of the Hatfields versus the McCoys versus...uh, the HatCoys. Doesn't really matter which car we deem the best or what the numbers say -- the feuding factions will stand behind their favorites like a third-grader defending his mom against the schoolyard rabble. Might even be a few bloody noses thrown in if the hostilities escalate to the level of, "Yeah? Well, your Challenger's so fat..."