After being allowed to mingle with the first team on Wednesday, one of the youngsters who was involved in the training session took to Twitter to post a message ahead of the clash with AC Milan.
Arsene Wenger has been renowned for his ability to nurture promising young players into stars over the years at the club.
One of the youngsters who appears to be on his way to something big is Eddie Nketiah.
The teenager announced himself with a magnificent cameo against Norwich City in the League Cup as he scored two late goals after being introduced as a substitute to secure Arsenal a place in the next stage of the competition.
Nketiah has rarely been given the opportunity to feature for the first team even after his exploits in the League Cup.
But with Arsenal in a good position in the tie against AC Milan in the Europa League, he could be looking forward to some playing time on Thursday.
And here was his post on social media…
— Eddie Nketiah (@EddieNketiah9) March 14, 2018