Speaking on the Alan Brazil Sports Breakfast, Barton said: “They are so chinny, to use a boxing analogy. They throw a great array of punches, they are lovely going forward, but they remind me of Amir Khan. They are vulnerable to just getting knocked out.”
Liverpool have only managed to pick up two clean sheets so far in the league and they'll be looking to improve upon that in their next Premier League match.
Then again, keeping Manchester United from scoring is proving to be rather difficult this season.