What happened: The Edmonton Oilers posted a message of support for the Edmonton Elks ahead of Sunday's Grey Cup matchup. The NHL club shared the greeting while traveling in Philadelphia ahead of their evening contest.

Why it matters: The civic crossover comes as the Elks compete for a championship title following their CFL playoff run. Meanwhile, the Oilers are seeking a fifth consecutive victory as they wrap up their road set against the Flyers.

What to watch: Edmonton faces Philadelphia on Sunday night at 6:30 p.m. ABT. The Elks kickoff against Montreal at 5:00 p.m. ABT at McMahon Stadium.