If anything can be a "must win" without it being an elimination game, it's tonight. If the Rangers lose they will face a 3-1 hole going back the Montreal, and even if they win the next two games a Game 7 on the road looms. The Rangers have fared well on the road, but even so it's a situation that should be avoided.
Here's some stories to get you through the pre-game:
Be nice to each other. Enjoy the game. Or try to.