This Day in NY Sports History: May 21st, 1981, The NY Islanders win their 2nd of four straight Stanley Cup Championships. The Islanders beat the Minnesota North Stars 5-1 at the Nassau Coliseum, in which Butch Gorin scored two goals and goalie Billy Smith stopped 24 of 25 shots.
https://nypost.com/video/this-day-in-ny-sports-islanders-win-their-2nd-of-4-straight-titles/