As arguably the strongest division in world football, the Premier League is packed full of talented players.
With the league's reputation and financial muscle growing with each passing season, a whole host of footballers come to these shores every single transfer window.
While many of them prove to be resounding successes, it is certainly fair to say that not every player who has featured in the top-flight has fulfilled their potential.
Some have been brilliant, some have been markedly sensational while others have been so appalling that it leaves fans positively baffled as to why they were signed in the first place.
It is, however, not just English teams who have left fans bewildered by various transfer moves over the years. Premier League teams have also benefitted hugely from foreign outfits swooping for mediocre players.
Here, GMS lists five of the most puzzling and head-scratching transfers involving Premier League teams.
Feel free to comment on our choices or leave your own suggestions below....