Tony Stark recalls a New Years Eve party in 1999 where he meets scientist Maya Hansen, the inventor of Extremis, an experimental regenerative treatment intended to allow recovery from crippling injuries. Disabled scientist Aldrich Killian offers them a place in his company Advanced Idea Mechanics, but Stark rejects the offer, humiliating Killian.
In the London suburb of Finchley, the Pevensie children, Peter, Susan, Edmund and Lucy, are endangered by a Second World War attack of German bombers. They are then evacuated to the country home of Professor Digory Kirke, who is not accustomed to having children in his house, as Mrs Macready, the strict housekeeper, explains.
In 1985, John Bennett is a lonely child living in Boston, who wished for his new Christmas gift—a large teddy bear named Ted—to come to life and become his friend. The wish coincides with a shooting star and comes true; word spread and Ted was briefly a celebrity.
The night before their flight to Paris for a Christmas holiday, the McCallister family gather at the Winnetka, Illinois home of Peter (John Heard) and Kate (Catherine O'Hara) McCallister. Their 8-year-old son, Kevin (Macaulay Culkin), is ridiculed by his siblings and cousins. After a fight with his older brother, Buzz (Devin Ratray), Kevin is sent to the third floor of the house, where he wishes that his family would disappear. During the night, a power outage resets the alarm clocks and causes the family to oversleep. In the confusion and rush to reach their flight on time, Kevin is left behind and the family is unaware until they are already airborne. Once in Paris, Peter and Kate try to book a flight home, but all the flights are booked for the next two days. The clerks put Kate on standby for any possible seat opening. The rest of the family goes to Peter's brother's home in Paris, and Kevin's siblings and cousins are crushed by empathy for their abuse toward Kevin.
One year after the events of the first film, and the night before their flight to Miami for Christmas, the McCallister family gathers at the Winnetka, Illinois home of Peter and Kate McCallister. Their son Kevin sees Florida as contradictory to Christmas because he thinks there are no Christmas trees in Florida. During the school Christmas pageant, Kevin's older brother Buzz humiliates him during his solo, causing Kevin to retaliate and ruin the performance. Kevin refuses to apologize for his actions and is annoyed with his family's decision to go to Florida, before going up to his third floor bedroom of the house. During the night, Peter unknowingly resets the alarm clock and causes the family to oversleep. In the confusion and rush to reach the airport on time, Kevin boards a flight bound for New York City, carrying Peter's bag containing his wallet and a large amount of cash; the family is unaware that he is missing until after they land in Miami. In New York, Kevin tours the city and convinces the staff at the Plaza Hotel into giving him a room using Peter's credit card. During a visit to Central Park, Kevin is scared by the appearance of a homeless woman tending to pigeons.
All the Whos down in Whoville enjoy celebrating Christmas with much happiness and joy, except for the cynical and misanthropic Grinch (Jim Carrey) the Whos with great wrath and occasionally pulls dangerous and harmful practical jokes on them. As a result, no one likes or cares for him. Meanwhile, six-year-old Cindy Lou (Taylor Momsen) believes everyone is missing the point about Christmas by being more concerned about the gifts and festivities. After finding him mixing up the mail in the post office, Cindy Lou becomes interested in the Grinch and his history, asking everyone what they know about him, and soon discovers that he has a tragic past.
In 1843, Ebenezer Scrooge, a bitter and miserly old moneylender at a London counting house holds everything that embodies the joys and spirit of Christmas in contempt. He refuses to visit his cheerful nephew, Fred, at his Christmas dinner party with his family, and he forces his underpaid employee Bob Cratchit to beg to take the day off for his own family. On Christmas Eve, Scrooge is visited by the ghost of his former business partner Jacob Marley, who had died seven years prior and is now forced to spend his afterlife carrying heavy chains forged from his own greedy ways. Marley warns Scrooge that he will suffer an even worse fate if he does not repent. He then tells Scrooge he will be visited by three more spirits that will help guide him.
On Christmas Eve in the late-1950s, a boy witnesses a train called the Polar Express that is about to embark to the North Pole. When the boy examines the engine, the conductor lets him board the train. The boy meets other children, including a girl and a know-it-all kid. When the train picks up Billy, the hero boy applies the emergency brakes. Billy initially declines to board but changes his mind. The conductor summons a waiter team, who give the children hot chocolate, and the girl stows away one cup under her seat to give to Billy, who is alone in the observation car. The girl and conductor deliver the hot chocolate cup to Billy until the hero boy discovers the girl’s ticket is unpunched. He loses it before he can return it. After the ticket is abused by the wind and animals, it slips back in the train. The girl explains her lost ticket, and the conductor considers ejecting her before taking her for a walk on the top of the train instead. The hero boy locates the lost ticket and pursues them.
Jack Frost is awakened from the depths of a frozen pond with amnesia. Upon discovering no one can see or hear him however, he wanders off alone. Three hundred years later Jack, as the spirit of Winter, enjoys delivering snow days to school kids, but resents that they do not believe in him and still cannot see him. At the North Pole, the Man in the Moon warns Nicholas St. North (Santa Claus) that Pitch Black, the Boogeyman, is threatening the children of the world with his nightmares. He calls E. Aster Bunnymund (the Easter Bunny), the Sandman/Sandy, and Tooth, the Toothfairy, to arms. They are then told that Jack Frost has been selected to be a new Guardian. Jack is unimpressed by this position, as he feels wronged for not being believed in, but North convinces him to aid them in facing Pitch.
Tucker and Esther Cobblepot, an aristocratic couple, throw their deformed infant child in a river, feeling that Gotham City's high society would not approve after witnessing their son kill their pet cat. However, a flock of penguins living in an abandoned zoo's arctic exhibit connected to the sewers rescue and raise him. 33 years later, the child becomes The Penguin (Danny DeVito) and the leader of the Red Triangle Circus Gang, who appear in Gotham City during the annual Christmas tree-lighting ceremony and cause a riot. As the police and Batman (Michael Keaton) deal with the riot, one of the guests at the ceremony, a prominent businessman named Max Shreck (Christopher Walken), is kidnapped and taken to the Penguin, who desires to become a citizen of Gotham and blackmails Shreck into helping him by threatening to expose evidence of his corporate crimes.
In 1869, two brothers bury a mysterious chest from which the sound of drumbeats can be heard. A century later, 12-year-old Alan Parrish escapes from a group of bullies to a shoe factory owned by his father, Samuel Parrish. When Alan accidentally damages a machine, Carl Bentley, an employee at the factory and Alan's friend, is blamed and dismissed. The bullies attack Alan and steal his bicycle. Alan follows the sound of tribal drumbeats to a construction site, where he finds a chest containing a board game called Jumanji, and takes the game home.
The film begins with a voiceover from David (Hugh Grant) commenting that whenever he gets gloomy with the state of the world he thinks about the arrivals terminal at Heathrow Airport, and the pure uncomplicated love felt as friends and families welcome their arriving loved ones. David's voiceover also relates that all the messages left by the people who died on the 9/11 planes were messages of love and not hate. The film then tells the 'love stories' of many people:
On Christmas Eve two years after the Nakatomi Tower Incident, John McClane is waiting at Washington Dulles International Airport for his wife Holly to arrive from Los Angeles. Reporter Richard Thornburg, who exposed Holly's identity to Hans Gruber in the Nakatomi Tower, is assigned a seat across the aisle from her. In the airport bar McClane spots two men in army fatigues carrying a package, one of whom has a gun. He follows them into the baggage area. After a shootout, he kills one of the men while the other escapes. Learning the dead man is a mercenary thought killed in action, McClane relates the situation to airport police Captain Carmine Lorenzo, but Lorenzo has McClane ejected from his office.
After eight months of treatment for bipolar disorder, Pat Solitano is released from a mental health facility in Baltimore, and returns to Lansdowne, Pennsylvania into the care of his father Patrizio and mother Dolores. Pat soon learns that his estranged wife, Nikki, has moved away, and that his father is out of work and resorting to illegal bookmaking to earn money with the hopes of opening a restaurant. Pat is determined to get his life back on track and reconcile with Nikki, who obtained a restraining order against him after a violent episode sent him away.
Iris Simpkins (Kate Winslet), a society column editor for The Daily Telegraph in London, has been in love with Jasper Bloom (Rufus Sewell) for over three years, despite his infidelities. When she finds out that he is engaged to the "other woman," Iris despairs over the state of affairs in her life. Meanwhile, Amanda Woods (Cameron Diaz), a workaholic who owns a company that produces movie trailers in Los Angeles, discovers that her live-in boyfriend Ethan Ebbers (Edward Burns) has been cheating on her with his 24-year-old secretary. She decides she wants to get away for the holidays and visits a home swap website on which Iris had previously listed her "quaint cottage in Surrey.” Amanda contacts Iris about her interest. Iris quickly agrees and the two agree to swap homes for two weeks.