Emirates Stadium side show great character to complete a comeback win in the final minutes of their encounter with Anderlecht.
Arsenal fought back to secure a late late win in Belgium.
A fairly lifeless game appeared to be heading towards a bore draw before Anderlecht’s Andy Najar headed in an opener on 71 minutes.
A succession of substitutions made by Arsene Wenger gave Arsenal some impetus and Kieran Gibbs swept home a leveler on 89 minutes after an excellent cross from Calum Chambers.
Amazingly Lukas Podolski smashed in a winner a minute later to hand Arsenal an unlikely win in Brussels.