Hitler calls a meeting of his best soldiers and commanders and tells them “Alright I want to order the assassination of one thousand jews and four hedgehogs. “
Then one of his generals stands and says “But… Mein fuhrer why four hedgehogs?”
Hitler then smiles and says “See? No one gives a f*ck about the jews. “
This joke is included in the Black Book of Jokes. You can order it from here.