Since 1992 when the Premier League was introduced, top flight clubs have spent a massive £15,247,936,360.73 on transfers.
Here, talkSPORT.com looks at the top 10 spenders, beginning with West Ham, whose notable signings have included Andy Carroll, Javier Hernandez and Argentina internationals Javier Mascherano and Carlos Tevez.
Incidentally, Leeds, who have not been a Premier League club since the 2003/04 season are in the top 20 big spenders having shelled out £257,358,052.08.