Cincinnati Bengals stun Pittsburgh Steelers, 27–20

The Bengals closed as 11-point underdogs and won outright.

All 1999 NFL Week 12 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. Cincinnati Bengals 27, Pittsburgh Steelers 20

   11-point underdogRecap
   Upset size11
2. Tampa Bay Buccaneers 16, Seattle Seahawks 3

   6-point underdogRecap
   Upset size6
3. Arizona Cardinals 34, New York Giants 24

   4.5-point underdogRecap
   Upset size4.5
4. Kansas City Chiefs 37, Oakland Raiders 34

   3.5-point underdogRecap
   Upset size3.5