Philadelphia Flyers pulled off the upset to defeat Pittsburgh Penguins. Philadelphia Flyers entered the game as the underdog, with a 38% chance to win before the game started.
From the outset, Philadelphia Flyers refused to go away, chipping away at Pittsburgh Penguins's lead until Philadelphia Flyers took their first lead toward the end of the game. Pittsburgh Penguins never recovered after losing the lead, and by the time the game ended, Philadelphia Flyers had earned the upset.