Beetlejuice - Season 4 Episode 50 Beetlegeezer
Overview: Lydia treats her grandmother as if she's too old to do anything, and Grandma gets sick of it. With the help of Beetlejuice (disguised as Mr. Beetleman's father Grandpa Beetleman), Grandma Deetz takes all the other disgruntled inhabitants of the old folk's home on a wild tour of the Neitherworld.