Detroit Lions upset Green Bay Packers, 22–14

The Lions closed as 6.5-point underdogs and won outright.

All 2003 NFL Week 13 upsets, biggest first

An NFL upset is an underdog getting 3.5 or more points on the closing line winning outright. Upset size is the points it overcame. How it’s scored

1. Detroit Lions 22, Green Bay Packers 14

   6.5-point underdogRecap
   Upset size6.5
2. New England Patriots 38, Indianapolis Colts 34

   3.5-point underdogRecap
   Upset size3.5