The relatives of a rich old woman unsuccessfully try to have her declared insane, so they can divide up her money. To show them that there are no hard feelings, she invites them to her estate for the weekend so she can decide to whom she actually will leave her money when she dies. Soon, however, family members begin turning up dead.
Jimmie is seeing his single friends get married one by one. He isn't too worried until his girlfriend Anne catches the bouquet at his friend Marco's wedding. Suddenly, his wild mustang days are numbered. He finally decides to propose to her, but he sticks his foot in his mouth and botches the proposal. Being insulted by the defeatist proposal, Anne leaves town on an assignment. After she's gone, he finds out that his recently-deceased grandfather's will stipulates that he gets nothing of a multi-million dollar fortune unless he's married by 6:05pm on his 30th birthday: tomorrow! Not being able to find Anne, Jimmie begins backtracking through his past girlfriends to find a wife.
When Longfellow Deeds, a small-town pizzeria owner and poet, inherits $40 billion from his deceased uncle, he quickly begins rolling in a different kind of dough. Moving to the big city, Deeds finds himself besieged by opportunists all gunning for their piece of the pie. Babe, a television tabloid reporter, poses as an innocent small-town girl to do an exposé on Deeds.
Past and present collide when aimless slacker Hannah gets hired to portray Lady Wadsworth - a Southern belle from the 1800s - for tours at Wadsworth Manor. Hannah figures she can fake it well enough, until the ghost of Lady Wadsworth appears and tells her it's time to change her wild ways - or she'll haunt her forever.
Hallam's talent for spying on people reveals his darkest fears-and his most peculiar desires. Driven to expose the true cause of his mother's death, he instead finds himself searching the rooftops of the city for love.
Having first lost his wife then his job as a tweed tailor, Alex Ponttin has devised a novel way to keep himself in touch with society. He admits himself into people's homes, by pretending to be a relative or an official, and persuading his victims to give him a night's free board: He finds at first a lunch at the horrible couple Dumont, where a thief follows him for a robbery. Alex spent an evening in front of TV at Marie, mother of seven children. He runs from Marie to find an evening and a new bed at the home of charming but shy lesbian Caroline and her funny lover Gloria. To save her inheritance, Caroline - accused for her homosexuality by her horrible sister Catherine - tells her aunt Amélie, that Gloria is her secretary and Alex her lover. So Alex has to present himself nude in Caroline's bed. He saves Carolines inheritance. The police officers investigating the case are so terminally stupid that Alex has little chance of being arrested.
When their rich uncle passes, his mansion of intricate puzzles becomes the backdrop for his estranged family's quest to secure a portion of his wealth.
Heiress Nancy Crocker Fleming will only receive her inheritance if she marries a "plain American." Her late father was afraid a foreign gigolo would steal her heart and money. So Nancy pays Tony Anthony, working on a WPA road project, to marry, then divorce her. When Nancy inadvertently drives off with Tony's dog, Tony seemingly kidnaps her to retrieve the pooch, which leads to a cross-country race between the two to reach Reno and the divorce court since neither one wants to be the second to file papers.
Leslie Zevo is a fun-loving inventor who must save his late father's toy factory from his evil uncle, Leland, a war-mongering general who rules the operation with an iron fist and builds weapons disguised as toys.
A revenge-seeking gold digger marries a womanizing Beverly Hills lawyer with the intention of making a killing in the divorce.
Action-comedy about a wealthy man who fakes suicide for the amusement of watching his family and creditors compete for his wealth. Many cameo appearances!