How much do you know about Jeff the Killer? Let's see how much you know about Creepypasta's Jeff The Killer! YAAAY! Homestucker published on January 11, 2013 Stacked 1/5 Question One. What is Jeff's Brother's Name? Jack Liu Mark Matthew 2/5 Next Question, Who is Jeff The Killer's Two Companions? Slendy and Smile Dog Smile Dog and Liu Dead Pikachu and Eyeless Jack Liu and Ben 3/5 What is Jeff The Killer's weapon? A handgun. A Kitchen Knife. A Hanging Rope. A Chainsaw. 4/5 Who made Jeff go Insane? A girl named Jane. A dog that followed him everywhere. A boy named Randy. A boy named Stan. 5/5 Why did Jeff go to the hospital? He tried to commit suicide. He got in a fight. He got caught in a fire. He jumped off of his roof.