Roger pretends to be Jeff's imaginary friend so he can roam around the house without a disguise; when Jeff realizes Roger is an alien, Stan issues an ultimatum -- either Roger or Jeff must be killed; Steve becomes insecure about his body.
Quest roles:
Kevin Michael Richardson(Homeless Man (voice)), Jeff Fischer(Jeff Fischer (voice)), Curtis Armstrong(Snot Lonstein (voice)), Eddie Kaye Thomas(Barry Robinson (voice))