Luckily the ice at MSG wasn't smoother last night.
During game 4 with the Rangers down 3-0 and just over a minute left in the game. A puck slips through Henrik Lundqvist's legs but stops just before crossing the line.
New York Rangers Forward Derek Stepan was able to slap the puck away from the goal and the Rangers won the game.
Skip to 1:07 and watch the close-call in the video below.