When Auburn's Chris Davis crossed the end zone to give the Tigers an Iron Bowl win and send Alabama out of the national title game, jaws dropped in living rooms all across the country.
Some cried, some rejoiced. But outside of The Plains, no town saw more jubilation than Columbus, Ohio.
As 'Bama fell from No. 1, Ohio State moved up to No. 2 and within striking distance of a national title berth.
That was the biggest lesson from Week 14, but there was much more learned as college football heads into December and its Championship Week.
Click on for 25 developments from the wild final weekend of the regular season.