The execution
They bombed it...
They Haven't Broke the Isis yet.
The joke is it's own pun-ishment.
Like a joke that involves a pun on a word that has different meanings in different languages. Please tell us what languages they are in.
For me, it's gotta be Emo Phillips' Baptist joke. Although to tell it you've gotta get his execution down.
It's all in the execution."