Arteta, a former Toffee, appeared to stop for a picture with a supporter.
But when the fan held up three fingers—to represent the 3-0 scoreline—Arteta moved away in frustration:
Everton fan takes picture with Arteta and does a gesture of the result,Arteta saw it and didn't like that pic.twitter.com/Vfho8P4Iy2— Arsenal Future (@madimaadi) April 7, 2014
The Spaniard was also responsible for the own goal that put Everton out of sight at 3-0, which might just explain why he was lacking a sense of humour about the result.
[H/T the Daily Mail]