Jamie Carragher recalls Man United legend Sir Alex Ferguson's 'worry' about Jurgen Klopp

Legendary Manchester United manager Sir Alex Ferguson was "worried" about Jurgen Klopp's Liverpool appointment, Jamie Carragher has revealed.

The Scot was in the crowd at Anfield on Tuesday night as he witnessed a gutless United performance as they slumped to a 4-0 defeat. Mo Salah's brace helped Klopp's side secure a second comprehensive win of the season over United. Prior to Liverpool appointing Klopp, he was heavily linked with the vacant position at Old Trafford following David Moyes' sacking. Even a month into the role at the Kop, Ferguson's fears had been relayed, according to Carragher, speaking on Gary Neville's podcast.

He said: "When you see Jurgen Klopp, he's bigger than any player. If you ask any Liverpool player who they would want to lose – [Virgil] van Dijk or Jurgen Klopp, they'd say Van Dijk, I can absolutely assure you.

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"Jurgen Klopp is an absolute god here, but with the players as well. You can see and feel that energy from the side of the pitch.

"When Jurgen Klopp first came to Liverpool we knew he was a character, he was a personality, I actually said at the time this wasn’t a signing just for Liverpool, it was for the Premier League. You knew there was something special.

"I played in a game at Old Trafford, I think it was Michael Carrick’s testimonial, and Alex Ferguson went around the dressing room shaking hands, saying 'thanks for coming', I think he was manager of one of the teams. Klopp had been at the club about a month and he [Ferguson] came to me and said, 'you've got a manager'. I went, 'oh yeah, good, Jurgen Klopp's made a decent start', and he [Ferguson] went, 'no, no, I'm worried'".

"And that was at the