7. December 2, 2000 - OU's first Big 12 title
In the 2000 Big 12 Championship Game, the Oklahoma Sooners secured a decisive 27-24 victory over the Kansas State Wildcats, cementing their undefeated season and their first conference title since 1987. Oklahoma's high-powered offense, led by quarterback Josh Heupel, amassed 384 total yards. Heupel threw for 220 yards and a touchdown, while running back Quentin Griffin contributed 84 rushing yards and two touchdowns. The Sooners' defense also played a crucial role, forcing three turnovers and stifling Kansas State's comeback attempts. The win propelled Oklahoma into the BCS National Championship Game