George Lollar takes his family on vacation with "Club Sand", a shoddy and untrustworthy company. On their tropical island, they find soldiers everywhere, an unhelpful staff, inhospitable accomodation and undesirable holiday makers, but everyone except for George manages to have fun in the sun.

Lewis and his nerdy friends attend Booger's wedding to the daughter of a rich politician, but nerd-haters in the family do everything possible to prevent the wedding going ahead. Meanwhile, Lewis awaits with eagerness the birth of his unborn foetal child...

The nerds are now in control of the university, as a result of Lewis Skolnick and the rest's actions in the two previous movies. A new generation of sportsmen arrive, however, determined on winning the school back. The principle, himself an ex-nerd fighter, helps them, and the nerds return to suppression. Harold Skolnick needs help from his uncle Lewis, the hero of the first two movies. Lewis, however, are not too proud of his nerd past, and won't reveal any of it, much less help his nephew. However, his wife makes him change his mind, and with help from his friends from the first two movies, they start the fight to win the school back, using classic nerd tricks.

It's recruiting time and despite being short and scrawny, Johnny Walker is America's hottest young football prospect. His dilemma: should he take one of the many offers from college talent scouts or should he attend the local state college with his girlfriend and give up his football career?

迈克尔．基顿协同一个全明星阵容克里斯托弗．劳埃德，彼得．博伊尔和史蒂芬．弗斯特出演了这个滑稽，夸张的喜剧，讲述的是四个精神病人在去看棒球比赛的途中与他们的精神病医生分开了。现在要靠比利（基顿），一个病态的骗子;亨利（劳埃德），一个极端的洁癖;杰克（博伊尔），一个有救世主情节的广告人;和阿尔伯特（弗斯特），一个自闭的电视迷，来挽救他们失踪的医生，展开了一段梦幻般的历险遭遇。

Four mental patients on a field trip in New York City must save their caring chaperone, who ends up being taken to a hospital in a coma after accidentally witnessing a murder, before the killers can find him and finish the job.

Aging baseball star who goes by the nickname, Mr. 3000, finds out many years after retirement that he didn't quite reach 3,000 hits. Now at age 47 he's back to try and reach that goal.

At Adams College, the jocks rule the school from their house on high, the Alpha Beta fraternity. So when a group of socially-challenged misfits try to go Greek, they're instantly rejected by every house on campus. Deciding to start their own fraternity to protect their outcast brothers, the campus nerds soon find themselves in a battle royale as the Alpha Betas try to crush their new rivals.

Eddie is a New York limo driver and a fanatical follower of the New York Knicks professional basketball team. The team is struggling with a mediocre record when, in mid-season, "Wild Bill" Burgess, the new owner, as a public relations gimmick, stages an 'honorary coach' contest, which Eddie wins. The fans love it, so "Wild Bill" fires the coach and hires her. She takes the bunch of overpaid prima