The 4-1 defeat to Tottenham last weekend has piled the pressure on West Ham head coach Julen Lopetegui.
There are already murmurings from insiders that not all is well at the club, with reports that some players are not happy with his management.
A poor result at home against Manchester United on Sunday could potentially force the board into making a decision.
Several managers have already been tipped to replace Lopetegui. Press the next page as we name the five favourites (based on odds from gambling.com).