As the olés rang out from the Arsenal support with 15 minutes to go, the victory in the bag, Everton looking broken, it was possible to wonder how on earth they had lost to the same opposition at Goodison Park at the beginning of February.
If that was one of the clearest examples in recent times of a new manager bounce, Everton responding to Sean Dyche, the visitors were back to the toothlessness that has characterised much of their season, even if they did make life difficult for Arsenal until the 40th minute.