Calgary Flames pulled off the upset to defeat Anaheim Ducks. Calgary Flames entered the game as the underdog, with a 44% chance to win before the game started.
From the outset, Calgary Flames refused to go away, chipping away at Anaheim Ducks's lead until Calgary Flames took their first lead toward the end of the game. Anaheim Ducks never recovered after losing the lead, and by the time the game ended, Calgary Flames had earned the upset.