Homer clones himself with a magic hammock; Zombie cowboys come back from the dead after Springfield bans guns; The Simpsons family take a vacation on an island where Dr. Hibbert can turn people into animals.
First, Homer uses a magic hammock to clone himself in "Send In The Clones." Then, gun-wielding zombies attack Springfield after a ban on firearms in "The Right To Creep And Scare Harms." Finally, The Simpsons are trapped on an island where people are transformed into animals in "The Island Of Dr. Hibbert."—Mike