Former Chelsea striker Chris Sutton believes West Ham are in "disarray".
The Hammers were beaten by Southampton at home on Sunday.
"It's been quite frankly embarrassing from West Ham," Sutton told BBC Sport. "It's not a crisis, but Slaven Bilic has some major surgery to do."
"They had a big chance to put it right but they are in disarray," said Sutton. "Can you blame the fans who left early? They had seen enough.