The Elf was slightly confused by the Jackson's words, thus he wasn't able to react in time to shoot. He was blinded by the shadow bomb, and before he could react, he was decapitated by Jackson. Jackson then preceedded to stab the head, just to make sure it was well and truly dead.

"Aaron, stop whining and keep up man. Also, I don't know who Macho McMan is either. Yo Macho, who are you, and do I have to kill you?"