Pittsburgh Steelers beat Carolina Panthers, 30–20

The Steelers closed as 3.5-point underdogs and won outright.

It was the 3rd-biggest of 4 NFL upsets in 1999 Week 16, and the 48th-biggest of the 1999 season. It was Pittsburgh Steelers's only upset win of 1999.

Other NFL upsets in 1999 Week 16

1. New Orleans Saints 31, Dallas Cowboys 24

   8.5-point underdogRecap
   Upset size8.5
2. Denver Broncos 17, Detroit Lions 7

   4.5-point underdogRecap
   Upset size4.5
3. New York Jets 38, Miami Dolphins 31

   3.5-point underdogRecap
   Upset size3.5

More: Pittsburgh Steelers upsets · Carolina Panthers upsets · all Week 16 upsets · how upset size works