Boston’s TD Garden was the place to be Thursday night, and an explosion from the past got 4 nation’s last audience even more interconnected than it already was.

The United States and Canadian hockey teams are back on the ice for 4 Nations Face-off Championship, five days after three games in the first nine seconds took place in their first match in the best-to-best format since 2016.

The two teams were the top point-gettes in round-robin games (Canada owned tiebreaker over Sweden) and meet again in Boston.

CLICK HERE for more sports cover at Foxnews.com

Before the game, two greatnesses of the sport were celebrated. Wayne Gretzky and Mike Eruzione served as honorary maps for their respective countries.

Eruzione’s presence alone gets every American audience in progress as he was captain of the 1980 miracle on the ICE team. But he gave the crowd something extra to cheer over.

Eruzione came on the ice that rocked Jersey by Johnny Gaudreau, deceased NHL All-Star, who, along with his younger brother, was killed by an alleged drunk driver in August.

‘Miracle on Ice’ Hero Mike Eruzione at National Anthem Boos by 4 Nations: ‘I was very disappointed’

Gaudreau played for the United States in the World Juniors in 2013 and won the gold medal that year. He also participated in Ice Hockey World Cups five times.

Team USA Forward Auston Matthews (34) and former hockey player Mike Eruzione and former hockey player Wayne Gretzky and Team Canada Tip Sidney Crosby (87) under the 4 Nations Face-off Ice Hockey Championship Game in TD Garden. (Brian Fluharty-Preferred Pictures)

Gaudreau’s presence has been marked among this year’s 4 Nations Club, like a US Jersey with his name, and No. 13 has often been hung in the dressing room.

Columbus Blue Jackets left Wing Johnny Gaudreau (13) the puck plays against Montreal Canadiens during the second period at the Bell Center. (David Kirouac -usa Today Sports)

Unlike Saturday, there were no matches on Puck Drop. But similar to this competition, Canada came out to a 1-0 lead.