If you find this horrifying (and I hope you do, because there can be no moral justification for celebrating murder), then I encourage you to really think about whether we would not be better off without such extremist language poisoning people's minds. We have to try to stop escalating, or the cycle is going to destroy our society.
Sorry. We in the west don’t live like that.
Sort of, even South Park self censored when it came to drawing an animated Muhammad.
It essentially says, "They are so lacking of basic compassion that even jokes are not allowed."
That's the joke.