Premier League survival is now worth at least £100 million a year to clubs, so you can understand the business acumen behind their thinking.

But the fans are not happy at the way Bilic was given only 13 games – after a modest sum to spend last summer – to establish a bridgehead between the Championship and top flight.

And although Allardyce is taking charge of a record eighth Premier League club, there is absolutely no guarantee of a happy ending to this changing of the guard at the Hawthorns.