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.

Boston celebrated its Centennial, with the game taking place exactly 100 years after its first NHL game, a 2-1 win against the Montreal Maroons on Dec. 1, 1924. The Bruins held a pregame ceremony that featured tribute videos and appearances from franchise legends such as Bobby Orr, Ray Bourque, Patrice Bergeron and more.

The Montreal Canadiens have spoiled many moments for the Bruins over the last 100 years, but they were not able to plant a bleu, blanc et rouge flag on the giant B at center ice at the end of Sunday’s Centennial Game at the Garden.

Charlie McAvoy, David Pastrnak, and Charlie Coyle scored in an eruption not long after some of Boston’s living legends, including Bobby Orr, Phil Esposito, and Ray Bourque took part in emotional pregame ceremony.

In their 100 years in the league, the Bruins have won the Stanley Cup six times; the first coming in 1929 over the New York Rangers, and most recently in 2011 against the Vancouve

Charlie McAvoy and Charlie Coyle each scored twice as the Boston Bruins celebrated their centennial anniversary with a 6-3 win over the visiting Montreal Canadiens on Sunday afternoon.

The Montreal Canadiens finish their weekend twofer at TD Garden against the Boston Bruins. Although the game is scheduled to start at 3 p.m., the Bruins will celebrate their 100th anniversary with a pregame ceremony expected to last until 4:15 p.m. (SN, RDS, TSN Radio 690, 98.5 FM).

The Bruins will host an hour-long ceremony to commemorate their centennial before puck drop at the Garden on Sunday.

The Bruins celebrated the 100th anniversary of their first NHL game with a 6-3 victory over the Montreal Canadiens on Sunday.

Charlie McAvoy and Charlie Coyle each scored twice for the Boston Bruins in a 6-3 win against the Montreal Canadiens at TD Garden on Sunday. “The history of the game and this organization is something that we’re very proud of in here,

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.