Ferdinand has rapped Liverpool supporters, calling them 'bitter'.
Ferdinand launched the tirade on Twitter, reminding the Merseysiders that United now have a record 19 league titles.
Ferdinand wrote on his Twitter page: "Most bitter fans on twitter are liverpool fans #fact what's the problem guys, enjoy your team + don't worry about Man Utd!! 19".
He later commented: "Got to say I love the banter on here! I view Hate as a form of Envy with some of you guys so keep it tidy!".