Arsenal boss Mikel Arteta was left angered by their friendly defeat to Brentford.
Despite the match being just a warm-up for the return of the Premier League, Arteta, 38, was unhappy by the application of certain members of his squad.
The Athletic reports the Spaniard laid into his players after the game - making his unhappiness perfectly clear.
The performance also gave Arteta a "few more pointers" as he continues to assess his squad.
Arsenal are at Manchester City tonight for the first game of the Premier League restart.
