Eight very different couples deal with their love lives in various loosely interrelated tales all set during a frantic month before Christmas in London.

After Dr. Bill Harford's wife, Alice, admits to having sexual fantasies about a man she met, Bill becomes obsessed with having a sexual encounter. He discovers an underground sexual group and attends one of their meetings -- and quickly discovers that he is in over his head.

Lorelei Lee is a beautiful showgirl engaged to be married to the wealthy Gus Esmond, much to the disapproval of Gus' rich father, Esmond Sr., who thinks that Lorelei is just after his money. When Lorelei goes on a cruise accompanied only by her best friend, Dorothy Shaw, Esmond Sr. hires Ernie Malone, a private detective, to follow her and report any questionable behavior that would disqualify her from the marriage.

Genial, bumbling Monsieur Hulot loves his top-floor apartment in a grimy corner of the city, and cannot fathom why his sister's family has moved to the suburbs. Their house is an ultra-modern nightmare, which Hulot only visits for the sake of stealing away his rambunctious young nephew. Hulot's sister, however, wants to win him over to her new way of life, and conspires to set him up with a wife and job.

Eight-year-old Kevin McCallister makes the most of the situation after his family unwittingly leaves him behind when they go on Christmas vacation. When thieves try to break into his home, he puts up a fight like no other.

When Konprod, a hopeless former actor, accidentally falls onto Win, a passionate young filmmaker, their souls are torn from their bodies and mysteriously bound together. To return, they must resolve unfinished business by inhabiting the body of Patty, a spirited shaman and Konprod’s close friend, allowing them to finally go their separate ways as they wish.

Australian good girl Sandy and greaser Danny fell in love over the summer. But when they unexpectedly discover they're now in the same high school, will they be able to rekindle their romance despite their eccentric friends?

After two American prisoners are killed by guards in the act of escaping from a German POW camp in World War II, barracks black marketeer J.J. Sefton is suspected of being an informer.

After the indomitable and beloved founder of a scrappy theater camp in upstate New York falls into a coma, the eccentric staff must band together with her clueless "crypto-bro" son to keep the thespian paradise afloat.

Instead of flying to Florida with his folks, Kevin ends up alone in New York, where he gets a hotel room with his dad's credit card—despite problems from a clerk and meddling bellboy. But when Kevin runs into his old nemeses, the Wet Bandits, he's determined to foil their plans to rob a toy store on Christmas Eve.

Low-level bureaucrat Sam Lowry escapes the monotony of his day-to-day life through a recurring daydream of himself as a virtuous hero saving a beautiful damsel. Investigating a case that led to the wrongful arrest and eventual death of an innocent man instead of wanted terrorist Harry Tuttle, he meets the woman from his daydream, and in trying to help her gets caught in a web of mistaken identities, mindless bureaucracy and lies.

A medieval English knight is magically transported to present day where he ends up falling for a high school science teacher.