But his career as a referee started long before that .
Shick debuted at the NHL level on April 6 , 1986 when he filled in during a game between the New York Islanders and the Philadelphia Flyers .
Shick 's career as a referee started long before that .
Shick debuted at the NHL level on April 6 , 1986 when he filled in during a game between the New York Islanders and the Philadelphia Flyers .