The chant comes from the Philadelphia Eagles fight song, the team anthem fans sing together at home games in Philadelphia and wherever Eagles supporters gather. Television broadcasts and fan videos carried the chorus far beyond the stadium, turning a short burst of crowd cheering into a recognisable signal of Eagles pride online. It now appears in game-day edits, reaction videos and victory fanfare moments on social media, where its familiar rhythm instantly tells viewers that Philadelphia has scored or won. That shared, stadium-born identity keeps it in regular use season after season.