Carly, Sam, and Freddie shoot their Halloween web cast from an apartment room that is rumored to be haunted. When creepy things start happening, the friends worry that the ghost rumors just might be true. A succession of household pets, one of which - Abigail, a complacent orange cat - stars in a scene, and is held by a woman in this episode. Meanwhile, Spencer forgets to buy Halloween candy, and angry children gang up on him.