Beetlejuice - Season 4 - Eps 28: It's a Wonderful Afterlife
Yes, you've guessed it: Beetlejuice has an off day and wishes he had never met any of his friends. Clarence Sale shows up and shows him what the Neitherworld--and the real world--would be like without him. Seeing Lydia miserable and friendless convinces BJ to change his mind, and Clarence is rewarded for his trouble with a shiny new car.
About Beetlejuice

Title: Beetlejuice
First Air Date: 1989-09-09
Last Air Date: 1991-12-06
Status: Ended
Rating: 7.7/10 (from 176 votes)
Language: EN
Seasons: 4
Total Episodes: 109
Network: ABC FOX
Genres: Animation, Sci-Fi & Fantasy, Comedy
Production Companies: Nelvana, Geffen Pictures, Warner Bros. Television
Synopsis
The adventures of preteen goth Lydia Deetz and her undead friend Beetlejuice as they explore The Neitherworld, a wacky afterlife realm inhabited by monsters, ghosts, ghouls and zombies.
Cast

Stephen Ouimette
Beetlejuice (voice)

Alyson Court
Lydia Deetz (voice)

Tabitha St. Germain
Ginger (voice)

Len Carlson
The Monster Across the Street (voice)

Elizabeth Hanna
Delia Deetz (voice)

Roger Dunn
Charles Deetz (voice)

John Stocker
Bartholomew Batt

Tara Strong
Claire Brewster

Dan Hennessey
Bully the Crud

Keith Knight
Armhold Musclehugger