They poured scorn on Manchester United from the stands and baited them with inflatable haddocks. They revelled in the latest humiliation of this once great football club and a famous night for Grimsby Town.
Oh, how the locals at Blundell Park loved this and rightly so. What a night for the League Two club and a deserved win in an incredible Carabao Cup tie, one that will go down in folklore in this corner of Cleethorpes.
But what of United, dismal, wretched United? Where do they go from here? The optimism of a summer spent rebuilding and spending big under Ruben Amorim had already begun to ebb after taking just one point from their two opening Premier League games, and now this.