Arsenal demolished Manchester United with some brilliant passing football.
Olympiakos defeated Arsenal on Tuesday and also ended a run of six successive away defeats in European competition.
Top London clubs faces shock defeat at UEFA Champions League group-stage encounters.
Gabriel was fined 10,000 pounds ($15,174.00) and suspended for failing to leave the pitch quickly enough
The result lifted Chelsea from 17th into mid-table while Arsenal stayed fourth.
Arsenal pressed forward in the closing stages but Dinamo held firm with some last-gasp interceptions in their penalty box.
Arsenal laboured to their second win of the season after they handed 10-man Newcastle United a 1-0 defeat.
Arsenal are still waiting for their first home win of the season after being held by Liverpool in Monday’s entertaining goalless draw.
Brendan Rodgers lauded his team’s performance after his side held Arsenal at their own den.
After a poor start to the season, Peter Cech bounced back in style against Liverpool.
Arsene Wenger has previously complained that the transfer window should close once the league season starts.
Arsenal, beaten 2-0 at home by West Ham United on the opening weekend of the season, win 2-1 against Crystal Palace.
Surprisingly, Manchester United is third on the list with 5.7 Million followers.
Oxlade-Chamberlain’s lone strike was enough to power the Gunners to a win at the home of English football.
The 65-year-old Frenchman is now the most successful FA Cup manager of modern times.