[1][2] During the "32 Thoughts" segment on the December 10, 2022, broadcast of Hockey Night in Canada, Elliotte Friedman initially reported that the NHL was planning a Heritage Classic game between the Edmonton Oilers and the Calgary Flames during the 2023–24 season, marking the 20th anniversary of the first Heritage Classic between the Montreal Canadiens and the Oilers at Commonwealth Stadium.

[4] The 2023 Heritage Classic marked the first outdoor game in the Battle of Alberta rivalry and the third one for each team.

[4] A moment of silence for former Pittsburgh Penguins player Adam Johnson was held prior to the game.

For the Canadiens: Jose Theodore, Steve Begin, and Stephane Quintal and for the Oilers: Charlie Huddy, Ales Hemsky, and Jarret Stoll.

The setlist included their version of "Saturday Night's Alright (For Fighting)" by Elton John and their chart topping songs "How You Remind Me" and "Rockstar".