After all, the Bears have everything to play for, with a shot at the playoffs on the line (although a win doesn't automatically punch their postseason ticket), and the Lions are expected to mail this one in, without anything to play for other than pride.
The problem for the Bears is that Detroit is a proud team. For whatever we might think of them, the Lions are a feisty group that knows the best way to end their own disappointing season would be to knock their rivals out of the playoffs.
In short, the Bears can win this game, but they had better be prepared to play 60 minutes. Here is a look at four keys to a Chicago victory.
1. Jay Cutler's offense: Cutler may be the streakiest QB in the NFL, and the Bears have to hope they get the "good" Cutler this weekend. He may not have a run game he can depend on versus Detroit, which means this will likely be a one-dimensional passing offense.