'There was something about him I didn't like' - Sir Alex Ferguson's instant regret at Manchester United £17m transfer 'disaster'

As Manchester United well know, any transfer comes with risk.

Will your new signing be the next big thing, leading the club to silverware and glory? Or will they go down as a flop, unable to make the same impact they had at their previous club, or worse, struggle to even get into the team?

Those are the doubts any side will have when bringing in a new player, and United are clearly no different. Erik ten Hag has largely got things right since taking over at Old Trafford a year ago, although a look at the list of his most expensive signings while at Ajax shows even he doesn't always get it right.

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Signing the right players is something United have struggled with in the decade following legendary manager Sir Alex Ferguson's departure, with the likes of Angel Di Maria, Alexis Sanchez and Paul Pogba all arriving with serious footballing pedigree, only for the moves to end up in disappointment. But even Sir Alex knows that feeling well.

The fearsome Scot opened up on one particular struggle in his autobiography nine years ago, where he aired his disappointment in how United's move for Owen Hargreaves worked out. The midfielder had an injury-plagued career at United following his move from Bayern Munich in 2007.

United had high hopes for the then-England international and Sir Alex admits he had hoped the signing would fill the void left by Roy Keane. While things got off to an incredible start, the transfer has gone down as one of Sir Alex's failures in the transfer market due to the amount of time Hargreaves