According to Twitter accounts from fans who were at the concert, the game was being shown on TV screens in the arena concourses and the break between sets perfectly coincided with the end of the 4-1 Blues win in Game 7.
Behind Binnington, the Blues eliminated the Jets in six games, the Stars in seven and then knocked out the Sharks in six to reach the final for the first time since 1970.
St. Louis' dominating performance in Game 7 - and it's performance in the second half of the season and playoffs - led to some wild and truly awesome stats, so we rounded up the best.
He managed a passable job, reading lyrics from his phone, but the 1980s hit turned out to be right in the wheelhouse of the cast of Guys and Dolls.
St. Louis's first title comes in its return to the Stanley Cup Final after 49 seasons. It was the Bruins who beat the Blues that year, on a famous overtime goal in Boston by Bobby Orr.
The Boston Bruins will look back on a miserable three minutes all summer.
Matt Grzelcyk spoiled Binnington's shutout bid with two minutes left in the third period.
He finished with a 90.1 save percentage in the series and a 91.1 save percentage in the playoffs overall. He surpassed that Wednesday by setting the rookie record for wins in a postseason with the 16 required to lift the Stanley Cup. The team wasn't above.500 a few months ago, and it entered 2019 with a 15-18-4 record.
As if "Gloria" wasn't enough Blues synergy for the night back in St. Louis, Phish followed it up with another timely cover, this one the Rolling Stones' "Loving Cup". They worked their ass off all year to get to this point. But O'Reilly had just three goals in his first 22 post-season games.