In this episode of College GameDay Flashback, we revisit a rivalry game with one of the most unbelievable endings: Michigan vs. Michigan State on October 17, 2015 and the "trouble with the snap" fumble return touchdown to walk it off. After College GameDay hyped up Ann Arbor, a seemingly-normal game ended in heartbreak for the Wolverines but created a legendary moment for the Spartans. 0:00 Intro 0:26 GameDay in Ann Arbor 3:33 Guest picker: Steve Spurrier 4:59 Lee Corso's headgear pick 5:37 Game highlights 11:20 ‘Trouble with the Snap’ ending ✔️Subscribe to ESPN+ http://espnplus.com/youtube ✔️ Get the ESPN App: http://www.espn.com/espn/apps/espn ✔️Subscribe to ESPN on YouTube: http://es.pn/SUBSCRIBEtoYOUTUBE ✔️ Subscribe to NBA on ESPN on YouTube: http://bit.ly/SUBSCRIBEtoNBAonESPN ✔️ Watch ESPN on YouTube TV: http://es.pn/YouTubeTV