Kept the Blue Flag Flying at about half mastIt wasn’t a long time ago when Chelsea fans were absolutely elated with their Premier League glory. After an atrocious 2015-16 season, they were back on top of the Premier League after toppling Spurs for the title.With Champions League football and the prestige of being the champions of England, a summer of excitement awaited the Blues fans – or so they thought. But as it turned out, Chelsea have had to endure a very frustrating window where the failed to acquire their first-choice targets and had to stay content with players who you probably had to Google to find out about their playing positionThe fans were livid, obviously, and their Tweets are a perfect depiction of how the Deadline Day summed up their transfer window after they failed to get deals done for Ross Barkley and Riyad Mahrez while signing a rather obscure right-back from Torino whose name is an amalgam of Zapata and Costa.Here are some of the best Chelsea-related Deadline Day tweets…Both Zappacosta and Drinkwater's reactions when they see each other in the medical room... pic.twitter.com/25zcCgRhNO— Uber Chelsea FC ? (@UberCheIseaFC) August 31, 2017Barkley when he walked into Cobham and saw "Zappacosta" and "Drinkwater" undergoing medicals pic.twitter.com/cSlEVfJHAC— ?? (@TezzaH14) August 31, 2017Chelsea Fans: *Googles Davide Zappacosta*Google: "Davide Zappacosta skills & techniques available only in MP3"Chelsea Fans: pic.twitter.com/bcHeiXwh3E— Kaption The World? (@KaptionThis) August 31, 2017Chelsea have agreed to sign Davide Zappacosta, whose surname is also the name for Diego Costa's finishing move in WWE.— Paddy Power (@paddypower) August 31, 2017Respect to Ross Barkley for not realising that a medical involved a drug and alcohol test just after a Bank Holiday weekend and getting off— Kieran Molyneux (@kieranmolyneux) August 31, 2017Ross Barkley walking into Chelsea like... pic.twitter.com/pJTB62pIx8— BolasieOnTheBreak (@FinKitch) August 31, 2017Classic Ross Barkley getting into the right position then making the wrong decision— Nefyn (@nefyn92) August 31, 2017Ross Barkley has rejected Chelsea. Oxlade Chamberlain, Llorente and Lukaku have all done the same this summer. pic.twitter.com/yD39fXJviL— PurelyFootball UK (@PurelyFootball) August 31, 2017Live pictures from Ross Barkley’s medical #efc #dealineday pic.twitter.com/1NAffRTboI— James (@JamesHawker9) August 31, 2017Players to turn down Chelsea in transfer window:Romelu LukakuFernando Llorente Oxlade-ChamberlainRoss Barkley pic.twitter.com/rPDwDWPHIh— ANDERLECH (@ANDERLECH) August 31, 2017