After a slow start to the day, things got heated up in a hurry, with Georgia going down to LSU, Notre Dame barely surviving against Pitt and Oregon winning a thriller against Washington.
Here's what we've learned so far. And make sure to check back later Saturday as games end for an updated look at the day's impact.
No. 1 Alabama 39, Missouri 10
It may have been the sloppiest game the Crimson Tide have played to date, and they still beat Missouri by four touchdowns. Wide receiver Jerry Jeudy was once again spectacular, and the defense certainly did its part in limiting future pro quarterback Drew Lock.