Professor Phillip Brainard, an absent minded professor, works with his assistant Weebo, trying to create a substance that's a new source of energy and that will save Medfield College where his sweetheart Sara is the president. He has missed his wedding twice, and on the afternoon of his third wedding, Professor Brainard creates flubber, which allows objects to fly through the air.
A mother and daughter dispute is resolved by the "Yaya sisterhood" - long time friends of the mother.
Trucker Rubber Duck and his buddies Pig Pen, Widow Woman and Spider Mike use their CB radios to warn one another of the presence of cops. But conniving Sheriff Wallace is hip to the truckers' tactics, and begins tricking the drivers through his own CB broadcasts. Facing constant harassment from the law, Rubber Duck and his pals use their radios to coordinate a vast convoy and rule the road.
With their father away as a chaplain in the Civil War, Jo, Meg, Beth and Amy grow up with their mother in somewhat reduced circumstances. They are a close family who inevitably have their squabbles and tragedies. But the bond holds even when, later, male friends start to become a part of the household.
Shallow, rich and socially successful Cher is at the top of her Beverly Hills high school's pecking scale. Seeing herself as a matchmaker, Cher first coaxes two teachers into dating each other. Emboldened by her success, she decides to give hopelessly klutzy new student Tai a makeover. When Tai becomes more popular than she is, Cher realizes that her disapproving ex-stepbrother was right about how misguided she was - and falls for him.
A sister and brother face the realities of familial responsibility as they begin to care for their ailing father.
With high school a distant memory, Jim and Michelle are getting married — and in a hurry, since Jim's grandmother is sick and wants to see him walk down the aisle — prompting Stifler to throw the ultimate bachelor party. And Jim's dad is reliable as ever, doling out advice no one wants to hear.
When Erik Stifler realizes that he's the only Stifler family member who might graduate high school a virgin, he decides to live up to his legacy. After some well-meaning advice from Jim's dad, Erik's ready to take his chances at the annual and infamous Naked Mile race, where his devoted friends and some uninhibited sorority girls will create the most outrageous weekend ever.
A nutty inventor, his frustrated wife, a philosopher cousin, his much younger fiancée, a randy doctor, and a free-thinking nurse spend a summer weekend in and around a stunning - and possibly magical - country house.
Still grieving after the murder of her boyfriend, hairdresser Justice writes poetry to deal with the pain of her loss. Unable to get to Oakland to attend a convention because of her broken-down car, Justice gets a lift with her friend, Iesha, and Iesha's postal worker boyfriend, Chicago. Along for the ride is Chicago's co-worker, Lucky, to whom Justice grows close after some initial problems. But is she ready to open her heart again?
A man takes matters into his own hands when a pharmaceutical kingpin moves into his town to cause some real trouble.