Jim, Michelle, Stifler, and their friends reunite in East Great Falls, Michigan for their high school reunion.

Manny, Diego, and Sid embark upon another adventure after their continent is set adrift. Using an iceberg as a ship, they encounter sea creatures and battle pirates as they explore a new world.

Two years after escaping a violent attack, a teenage girl must defend herself against a domestic terrorist cell.

Times are changing for Manny the moody mammoth, Sid the motor mouthed sloth and Diego the crafty saber-toothed tiger. Life heats up for our heroes when they meet some new and none-too-friendly neighbors – the mighty dinosaurs.

After getting a restraining order from Randal Graves (''Clerks'') for Illegal drug trade outside the Quick Stop, Jay and Silent Bob find out from Brodie Bruce (''Mallrats'') that ''Bluntman and Chronic'', the comic book based on their likenesses, has been adapted into a film in production by Miramax Films. In response, the two visit Holden McNeil (''Chasing Amy''), the co-writer of ''Bluntman and Chronic'' and demand royalties from the film. However, Holden tells Jay and Silent Bob that he sold his part of the creative and publishing rights of the comic over to his former friend Banky Edwards. Upon learning of the film, as well as the negative reaction it has received so far on the internet, the two set out on a quest to Hollywood, to prevent the film from being made and tainting their image, or at the very least receive the money from the royalties owed to them.

Manny, Sid, and Diego are currently living in a large valley surrounded by an enormously high ice wall on all sides. However, the trio discovers that the ice wall is actually a dam that is barely holding a massive body of water that could flood the valley to nearly a mile underwater. A vulture tells them that there is a boat at the other end of the valley that may save them all, but they only have three days to reach it or die. Manny is also having trouble fearing the fact that he may be the last mammoth left.

Jim, Oz, Kevin and Stifler are back -- and hornier than ever! After their first year of college, they reunite and rent a beach house for the summer.

While on a date in a fancy restaurant with Michelle, Jim is ready to propose to her. His father calls to inform him that he has the ring. Michelle misinterprets when Jim stalls the question. Jim's dad arrives as Jim is receiving fellatio, and a mishap grasps the restaurant's attention. Jim proposes and Michelle accepts.

When Scrat's acorn sends an asteroid to Earth, the Herd must find a way to stop the asteroid from hitting Earth with the help of a returning friend.