Mikel Arteta says he will continue to show emotion on the touchline despite receiving a one-match ban.
The Gunners boss will not be in the dugout for Arsenal's trip to Aston Villa on Saturday after he picked up his third yellow card of the season in Tuesday's dramatic 4-3 win over Luton.
Arteta was judged to have celebrated excessively by referee Samuel Barrott after Declan Rice's late winner.
"I don't know how to stop it," Arteta, 41, said on Friday.
"It was a really emotional moment with everybody bouncing around and you lose sense of where you are and the space you have to be in.