The Cardiac Cougars are back.

Against all odds, BYU is 6-0 for the second consecutive season, stunning Arizona 33-27 in double overtime Saturday night in Tucson.

The Cougars trailed by 10 points in the fourth quarter and had as low as a 7.2% chance of victory yet persevered en route to one of the most chaotic, unbelievable wins of the Kalani Sitake era.

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Social media was on fire following the double overtime dub. Here are some of the most notable reactions.

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