Manchester United supporters turned on former boss Sir Alex Ferguson after Manchester City trashed the side 3-0 at Old Trafford on Tuesday.
According to a report by Goal.com, the fans vented their anger at Ferguson, who hand-picked coach David Moyes to become his successor.
The legendary ex-manager, the report said, was subjected to fierce questioning from the home support, while Moyes was verbally abused by a number of fans.
Man Utd languish in 7th position on the Premier League table after a series of poor performances this season.
The reigning champions risk missing out of Champions League football next season.
