Edmonton Oilers pulled off the upset to defeat Calgary Flames. Edmonton Oilers entered the game as the underdog, with a 43% chance to win before the game started.
From the outset, Edmonton Oilers refused to go away, chipping away at Calgary Flames's lead until Edmonton Oilers took their first lead during the middle stretches of the game. Calgary Flames never recovered after losing the lead, and by the time the game ended, Edmonton Oilers had earned the upset.