Flitcroft was honest enough to admit his side had been taught a lesson by a group of players operating at a significantly higher level than his own.
"If they are the second best team in the country, I wouldn't like to have played Manchester United," he said.
"They were ruthless. They battered us to a pulp at half-time and then came out second half and tried to drill us into the floor.
"They wanted to get seven, eight, nine, 10 goals. At times it was a real slow death."