Charlie McAvoy and Charlie Coyle each score twice as Bruins beat Canadiens on 100th anniversary [Video]

Charlie McAvoy scored two goals — one coming when Boston scored three times in 70 seconds during the opening period — and the Bruins celebrated the 100th anniversary of their first NHL game with a 6-3 victory over the Montreal Canadiens on Sunday.

Charlie Coyle also had two goals — one during the outburst — for the Bruins, who posted a 2-1 victory over the Montreal Maroons in their initial NHL game on Dec. 1, 1924, at the then-Boston Arena.

Cole Caufield scored twice for Montreal, which has lost four of five.

McAvoy scored on a wraparound at 11:45. David Pastrnak one-timed a shot from the right circle 55 seconds later. Coyle scored his first on a backhander 15 seconds later.

NHL Commissioner Gary Bettman was in attendance as the Bruins closed a year of celebrating different eras during their first 100 years.

“It was a remarkable year, but this …