At a national a cappella competition, Barden University's all-female acappella group, the Barden Bellas, perform well until Aubrey Posen (Anna Camp) vomits on stage during her solo. They are publicly humiliated, losing any chance of winning. Four months later, newly arrived Barden freshman Beca Mitchell (Anna Kendrick) has no desire to attend college, but she is forced to do so by her father (John Benjamin Hickey), a professor at the university, with whom Beca has a strained relationship. Wishing she could instead pursue a career as a music producer, Beca spends her time making mash-up mixes of songs and takes up an internship at the school radio station, where she gets to know fellow freshman Jesse Swanson (Skylar Astin).
The plot begins in a convenience store where two FBI agents and brothers, Kevin Copeland and Marcus Copeland (Shawn and Marlon Wayans), try to capture members of an organization that sells drugs inside ice cream boxes, posing as dominican clerks. Unfortunately, the first arrival turns out to be a genuine ice cream delivery, and the actual drug dealers manage to get away. The situation is worsened by the fact that Kevin and Marcus have decided to resolve this bust by themselves.
A few years before the events of the first film, retired parapsychologist, Elise Rainier (Lin Shaye), reluctantly uses her spiritual ability to contact the spirit of Quinn Brenner's (Stefanie Scott) mother, Lillith, who died a year before. However, she urges Quinn not to make contact with her mother again after she senses that the spirit is not Lillith. Quinn begins to see a mysterious figure waving at her from a distance, and following her unsuccessful attempt to win an audition for a prestigious drama school, she is hit by a car and briefly flatlines before waking up with her leg cast.
A criminologist narrates the tale of the newly engaged couple Brad Majors and Janet Weiss who find themselves lost and with a flat tire on a cold and rainy late November evening. Seeking a telephone, the couple walk to a nearby castle where they discover a group of strange and outlandish people who are holding an Annual Transylvanian Convention. They are soon swept into the world of Dr. Frank N. Furter, a self-proclaimed "sweet transvestite from Transsexual, Transylvania". The ensemble of convention attendees also includes servants Riff Raff, his sister Magenta, and a groupie named Columbia.
James King (Will Ferrell) is an extremely wealthy hedge fund manager, engaged to his gorgeous gold-digging fiancée Alissa (Alison Brie). His car washer, Darnell Lewis (Kevin Hart), and his wife, Rita, are trying to put their daughter Makayla in a better school away from the bad neighborhood they live in. Darnell meets James when he accidentally frightens James in the parking lot. James makes a speech about how he got to his success, and to inspire Darnell to go for his. He pulls out a big wad of cash, only to give two singles as a "tip" for Darnell.
Ace Ventura is a private investigator living in Miami, Florida, who specializes in retrieval of tame or captive animals. Despite the success of his methods, he does not receive many assignments and therefore cannot pay rent or repair his battered 1970s Chevrolet Monte Carlo; furthermore, his eccentricities make him the laughing stock of the Miami-Dade Police Department.
In the small town of Blithe Hollow, Massachusetts, Norman Babcock (Kodi Smit-McPhee) is an 11-year-old boy who speaks with the dead, including his late grandmother (Elaine Stritch) and various ghosts in town. Almost no one believes him and he is isolated emotionally from his family while being ridiculed by his peers. His friend, Neil Downe (Tucker Albrizzi), is an overweight boy who is bullied himself and finds in Norman a kindred spirit. During rehearsal of a school play commemorating the town's execution of a witch three centuries ago, Norman has a vision of the town's past in which he is pursued through the woods by townsfolk on a witch hunt. Afterward, the boys are confronted by his estranged and seemingly deranged uncle Mr. Prenderghast (John Goodman) who tells his nephew that he soon must take up his regular ritual to protect the town. Soon after this encounter, Prenderghast dies from a sudden stroke. During the official performance of the school play Norman has another vision, creating a public spectacle of himself which leads to his father (Jeff Garlin) grounding him. His mother (Leslie Mann) tells him that his father's stern manner is because he is afraid for him. The next day, Norman sees Prenderghast's spirit who tells him that the ritual must be performed with a certain book before sundown that day. Norman is at first reluctant to go because he is scared but his grandmother tells him it is all right to be scared as long as he does not let it change who he is. Norman sets off to retrieve the book from Prenderghast's house (having to take it from his corpse).
Sheryl Hoover (Toni Collette) is an overworked mother of two living in Albuquerque, New Mexico. Her brother, Frank (Steve Carell), is a scholar of French author Proust and a homosexual, temporarily living at home with the family after having attempted suicide. Sheryl's husband Richard (Greg Kinnear) is a Type A personality striving to build a career as a motivational speaker and life coach. Dwayne (Paul Dano), Sheryl's son from a previous marriage, is a Nietzsche-reading teenager who has taken a vow of silence until he can accomplish his dream of becoming a test pilot. Richard's foulmouthed father, Edwin (Alan Arkin), recently evicted from a retirement home for snorting heroin, lives with the family; he is close to his seven-year-old granddaughter Olive (Abigail Breslin).
London journalist Martin Sixsmith has lost his job as a government adviser. He is approached at a party by the daughter of Philomena Lee. She suggests that he write a story about her mother, who was forced to give up her toddler son Anthony nearly fifty years ago. Though Sixsmith is initially uninterested in writing a human interest story, he meets Philomena and decides to investigate her case.
Emmanuelle (Sylvia Kristel) flies to Bangkok to meet her husband Jean (Daniel Sarky), a diplomat, who asks her if she had any other lovers while she was in Paris; she replies that she has not. After taking a nude swim, Emmanuelle is approached by a pretty young girl named Marie-Ange (Christine Boisson), who asks to meet Emmanuelle at her house.
De retour de mission à Berlin, l'agent secret Lorraine Broughton raconte la façon dont elle a accompli sa mission. Elle se trouve en présence de Gray, officier du MI6, et de Kurzfeld, officier de la CIA.
Warfield, Connecticut. Stephanie Smothers est la mère au foyer de banlieue parfaite : coquette, polie et aimante, elle participe aussi à toutes les activités de l'école de son fils qu'elle élève seule depuis la mort de son mari et anime un vlog d'astuces pour maman. Néanmoins, les autres parents se moquent d'elle, ce qui l'empêche de se faire des amis.
On the 15th anniversary of the Woodsboro Massacre, high school students Jenny Randall and Marnie Cooper are attacked and brutally murdered in their home by a new Ghostface.
Vicky (Rebecca Hall) and Cristina (Scarlett Johansson) visit Barcelona for the summer, staying with Vicky's distant relative Judy (Patricia Clarkson) and her husband Mark (Kevin Dunn). While the two are great friends, Vicky is practical and traditional in her approach to love and commitment and is engaged to the reliable Doug (Chris Messina), whereas Cristina imagines herself to be a nonconformist, spontaneous but unsure of what she wants from life or love.