Getty/GoalArsenalPremier LeagueSpeeding & shirt-swaps: Andre Santos' bizarre Arsenal careerPicking the worst signing from the Arsene Wenger era at Arsenal is tough but few send a shiver down the spines of Gunners fans like the Brazilian
GettyBarcelonaLaLigaHenrique: The €8m spare part of Pep's BarcaThe Brazilian defender moved to Camp Nou in 2008 at the start of the club's greatest era, but he never made a senior appearance for the Blaugrana
Getty ImagesLiverpoolPremier LeagueThree bosses & a Neighbours cameo: Jovanovic's Liverpool hellThe Reds were in flux 10 years ago, far from the European force of present and few players sum up this low point more than the Serbian forward
Getty ImagesChelseaA. BabaChelsea's future to endless loans: The fall of Baba RahmanWhen the Ghana international signed for Chelsea in a hefty £23m move from Augsburg in 2015, he appeared to be spearheading a major revamp of the Blues
Getty ImagesArsenalPremier LeagueHotel disappearances & military service: The fall of Park Chu-youngHanded the No.9 shirt upon his arrival in north London in 2011, the South Korea international will go down as one of the Gunners' biggest flops
