We even turned the challenge into a TV show. To prove GM's performance chops, we had auto legend Bob Lutz lay it on the line: bring your car to the Monticello Motor Club and he'll race you in a Cadillac CTS-V. No other car companies had the cajones to show, but a lot of journalists, bloggers and gearheads did. Trash-talking started instantly on the web. Thousands followed live on Facebook and Twitter. The action aired a few weeks later on Speed Channel. Below is one of the promos we planted online.