The transfer window only opened at the start of the month, but already a whole host of big-money deals have been concluded in the Premier League and beyond.
Arsenal, Liverpool and Manchester City have all spent handsome sums to strengthen their squad for the upcoming season, but the likes of Manchester United and Chelsea are lagging behind their rivals at the top of English football.
United in particular have been linked with a host of names, including Frenkie de Jong, but are seemingly no closer to bringing anybody through the door. Their pursuit of De Jong has been a tedious one, but it is far from the only transfer saga we've seen this summer. Here, Mirror Football takes a look at some of the biggest transfer sagas that failed to come to anything in recent years...
