How TD Garden got its groove back in Game 5 win

Wednesday’s Game 5 closeout win over the Cleveland Cavaliers may have included the best postseason performance that the Boston Celtics have gotten from the Garden faithful.

Heading into the game, the Cs were just 3-2 on their home floor this spring. The trend of unsteadiness dates back three seasons, a span where they had won just half of their matchups under the 17 NBA championship banners.

There had been plenty of talk regarding the lack of energy in the building at times this postseason. Whether it has to do with the lack of excitement about early-round opponents, dissatisfaction with some of Boston’s performances on the parquet, or the rise in ticket pricing that comes with a 64-win team,…