West Virginia upsets No. 8 Pittsburgh, 19–16
It was unranked West Virginia taking down the No. 8 team in the AP poll.
Final19–16
Upset size9
Rank in 200911th of 64
It was the 2nd-biggest of 6 upsets in 2009 Week 13, and the 11th-biggest of the 2009 season. It was West Virginia's only upset win of 2009.
Other upsets in 2009 Week 13
Georgia 30, 
No. 7 Georgia Tech 24Upset size9.5- Upset size7.5
South Carolina 34, 
No. 15 Clemson 17Upset size5.5
Mississippi State 41, 
No. 20 Ole Miss 27Upset size3
NC State 28, 
No. 23 North Carolina 27Upset size1.5
More: West Virginia upsets · Pittsburgh upsets · all Week 13 upsets · the 2009 season · how upset size works