SpongeBob SquarepPants Hash Slinging Slasher Sweatshirt Lights flickered on and off. Phone rang with nobody there. Ghost bus arrived. It's the sash wringing-- the trash thinging-- mash flinging-- the Hash Slinging Slasher! This SpongeBob SquarePants sweatshirt depicts the terrifying "Graveyard Shift" episode featuring Squidward's iconic ghost story.