The LaSalle Vipers needed overtime to get by the Leamington Flyers 3-2.
Brett Langlois scored 9:10 into the extra frame to give the Vipers the win.
LaSalle jumped out to an early 2-0 lead in the first period, but Leamington rallied thanks goals from Alex Friesen and Colin Moore.
The Vipers still trail Leamington 2-1 in the GOJHL Western Conference final. Game four goes Wednesday night in LaSalle.