The time is the distant future, where by far the most precious commodity in the galaxy is water. The last surviving water planet was somehow removed to the unreachable centre of the galaxy at the end of the galactic trade wars. The galaxy is ruled by an evil emperor (John Carradine) presiding over a trade oligarchy that controls all mining and sale of ice from asteroids and comets.
Set in 1985, Adam Sandler plays a nice guy with a broken heart who’s stuck in one of the most romantic jobs in the world, a wedding singer. He loses all hope when he is abandoned at the altar by his fiancé. He meets a young woman named Julia (Drew Barrymore), who enlists his help to plan her wedding. He falls in love with her and must win her over before she gets married.
The apparently comatose Michael Myers (George P. Wilbur) is being transferred from one hospital to another, but he wakes up when the ambulance crew talk about his surviving niece, Jamie (Danielle Harris). After slaughtering his attendants, Myers sets out to find his one living relative who is, fortunately, being cared for by a kind and resourceful foster sister named Rachel (Ellie Cornell). Meanwhile, the ever-cautious Dr. Loomis (Donald Pleasence) remains on the killer’s path.
After Barbara (Geena Davis) and Adam Maitland (Alec Baldwin) die in a car accident, they find themselves stuck haunting their country residence, unable to leave the house. When the unbearable Deetzes (Catherine O’Hara, Jeffrey Jones) and teen daughter Lydia (Winona Ryder) buy the home, the Maitlands attempt to scare them away without success. Their efforts attract Beetlejuice (Michael Keaton), a rambunctious spirit whose “help” quickly becomes dangerous for the Maitlands and innocent Lydia.