Alec Martinez broke a tie midway through the second period and the Vegas Golden Knights won their third Pacific Division title with a 3-1 victory over the Seattle Kraken.
Nicolas Roy scored on his own rebound 1:18 into overtime and the Vegas Golden Knights rallied for a 2-1 win over the Montreal Canadiens, tying the Stanley Cup semifinals at 2-all.
Shea Theodore had a goal and an assist, Marc-Andre Fleury made 28 saves and the Vegas Golden Knights beat the Montreal Canadiens 4-1 in the first game of the Stanley Cup semifinal.
Nathan MacKinnon and Gabriel Landeskog each scored twice as the well-rested Colorado Avalanche beat the Vegas Golden Knights 7-1 in a skirmish-filled Game 1.
The game will always be remembered as the Pavelski Payback for the four goals scored on one power play that turned around a wild Game 7 that finally ended in OT.