according to a youtube comment:
"If any of you wondering why he doesnt say Pathetic. , its because the screenshot for the meme was edited. It was a reference to the movie End of Evangelion, where the character Asuka looks down in the exact same way and says Pathetic. This part in The Simpsons looked so similar, someone made a meme out of it."
and comments on the Knowyourmeme entry brought this
https://i.imgur.com/AauNxrf.jpeg