Cadillac of Novi

Superstar Justin Bieber, Sony Music and Cadillac are auctioning off a prize package to benefit Cure Duchenne. Duchenne is the most common children's muscle disease. Fans can bid to see pop singer Justin Bieber in concert during his world tour. Winners of the auction also will receive a copy of Bieber's new album, "Never Say Never - The Remixes." The auction runs through May 1.

"Once again, Cadillac's marketing team has come up…

A race between the Godzilla-like Cadillac Escalade SUV and gazelle of a Nissan GT-R to see which could sprint to 62 mpg the fastest doesn't seem like it would even be a fair fight. Yet, the two cars agreed to meet on an isolated country road to see which would leave the other choking on its dust.

Thankfully Cadillac took one important measure to help level the playing field before the race. They had…