We asked you to name the most expensive flops in the club’s history and you’ve come forward with suggestions in their droves.
Some came at a sizable cost relative to their era or the Blues’ standing at that time, while others may not have commanded a big fee but did require a lot of cash to fund their wages.
Brace yourself as we name the big-money duds you nominated...
17. John Utaka
Tagging the Nigerian a flop seems to divide opinion among Pompey fans. Massively talented but cost a whopping £7m from Rennes. A return of 13 goals from 114 appearances didn't justify that investment - but set up the goal which brought the FA Cup to Fratton Park. Photo: Clive Mason
18. John Marquis
On the surface a return of 36 goals from 121 appearances isn't the record of a flop, but dig deeper and the £1m invested to land Marquis is highlighted as a significant factor in failing to reach the Championship in his most recent three-year stay at the club. Photo: Dennis Goodwin
19. Martin Allen -
Impressed in a loan in 1995 but was hindered by injuries after £500,000 was shelled out bring the midfielder in on a permanent basis from West Ham. Photo: The News
20. Boris Zivkovic
Came with a big reputation after enjoying Champions League success with Bayer Leverkusen, but fell out with Harry Redknapp who accused the Croatia international of 'coming into training like death warmed up'. Photo: The News