The Germany international has never shied away from his love for the club, who he left as a youngster in 2016, declaring 'North London is Red' after scoring four goals against Tottenham this this season.
Gnabry is now an established star in Germany, having bagged 31 goals in 75 appearances for the Bavarian giants.
And the 24-year-old has been pictured Arsenal's 2019/20 away strip whilst on a conference call with his Bayern teammates.
Serge Gnabry in a Bayern conference call, wearing a Arsenal shirt pic.twitter.com/UuQ0lWsAHy
— Met. (@AFCMet) April 2, 2020