安妮Annie James（林赛·罗韩 Lindsay Lohan 饰）和荷莉Hallie Parker（林赛·罗韩 Lindsay Lohan 饰）两个小女孩在夏令营中相识。她们相貌惊人的相似，却非常合不来。十分偶然的，她们知道了对方原来是自己的孪生姐妹。
她们开始互相打听对方的生活，讨论自己的父母：他们在一个豪华 的航海轮船上相遇，在旅途中就结了婚，然而最后却以感情破裂收场。因为这场离异，双胞胎姐妹一个被爸爸尼克Nick Parker（丹尼斯·奎德 Dennis Quaid 饰）带到加州，生活在一个美丽的葡萄园；一个则被当婚纱设计师的妈妈丽莎Elizabeth James（娜塔莎·理查德森 Natasha Richardson 饰）带到伦敦。两人因此从未谋面，甚至不知道彼此的存在。
得知了这个真相，两个调皮的小鬼开始谋划她们的计策：她们决定调换身份，到对方的家庭去生活。一切都进展顺利，直到父亲要再婚，姐妹俩对后母Meredith Blake（伊莲·亨德里克斯 Elaine Hendrix 饰）的一场疯狂狙击大战开始了……
本片翻拍自1961年版美国电影《爸爸爱妈妈》。年仅11岁的林赛·罗韩凭借在新版《天生一对》中一人分饰两角的表演，荣获1999年美国“艺术新秀奖”最佳年轻女演员奖。
十几岁的双胞胎姐妹交换位置，计划让离异的父母团聚。
多年前科学家进行了一项创造完美人类的饰演，没想到实验过程中的细胞分裂不均匀导致了这个实验只成功了一半，另一半则完全失败。科学家创造出来的这对双胞胎兄弟一个是完美人类的典型――德智体美全面发展的高大的朱利斯（阿诺•施瓦辛格 Arnold Schwarzenegger 饰）；另一个则是人类所有缺点的集合体――小矮个文森（丹尼•德维托 Danny DeVito 饰）。兄弟两一出世就被分离，朱利斯被科学家送到南海的一个小岛上抚养长大，而弟弟则在孤儿院度过了他的童年。直到兄弟两已过不惑之年，他们才知道了对方的存在。朱利斯与未曾谋面的兄弟文森重逢后，两兄弟决定踏上寻找亲生母亲之路。但是这时，一场意外给他们惹来了杀身之祸。
在痛失挚友后，一位年轻的建筑师踏上了寻找好友失散的双胞胎的旅程。
因为妇产科护士坦承12年前将有钱中产阶级的Quesnoy家的男孩与下层阶级Groselle（北非移民）家的女孩掉包，现在Quesnoy不想交还女 儿，还想把儿子Momo买过来。Momo是在粗野恶劣的家庭环境中长大的早熟聪明圆滑小惯窃，但是他到了Quesnoy家却把他们弄得鸡犬不宁。
尤马今年23岁，来自东京。当她坐火车去漫画工作室上班时，她的脸和站着的其他乘客一样高。尤马患有脑瘫，只能坐轮椅。她那畸形的四肢只能让她爬行——而且只能拿着铅笔。她的老板是一位成功的漫画家和博主，名叫早矢香(Sayaka)。早矢香喜欢华丽的仙女装。更糟糕的是，过度保护她的母亲几乎不让她离开自己的视线，而且拒绝谈论她的父亲。当尤马试图过一种更加独立的生活时，她无意中发现了成人漫画——漫画色情——并有了自己画画的想法。出版商建议她先积累一些个人经验。但是在东京的红灯区，当一个坐轮椅的女人请人给她安排一个性约会时，会发生什么呢?
导演HIKARI的幽默和可爱的37秒描述了一个不寻常的自我发现之旅——在艺术、身体和家庭方面。而且，正如电影中迷人的主角所了解到的，没有偏见的朋友随处可见。
在这部引人入胜的纪录片中，哥伦比亚两对在出生时被调换的同卵双胞胎探索他们复杂的过往和新身份。
马戏团团长和他的杂技班子决定复兴日渐式微的传统马戏表演文化，一场充满混乱和欢乐的闹剧就此上演。
Cultured Mario and outlaw Lucien, twins separated at birth, join forces to avenge their parents' death at the hands of evil Colonna. Because each feels all the same sensations experienced by the other, swordplay is difficult for them. Worse yet, raised very differently, they struggle to find common ground between their conflicting personalities. But to defeat their enemy, the two will have to overcome the obstacles and work as a team.
Two sons that are separated as children grow up in drastically different environments.
该片讲述了从未谋面的孪生兄弟用自己的心领感应，一起破获了一个贩卖儿童的国际组织的故事。
Two identical twin sisters, separated at birth, one truly decent but humble, the other ultra rich, conniving, and truly destructive. They soon find themselves hopelessly intertwined in each other's lives.
Raja is a rich person who returns from America to India. He gets surprised when most of them call him with different name and later he sees another look alike , Quarter Govindan, jobless guy and wanted to earn money for his Sister's life. Raja requests another Govindan to pretend like him, so that he will be able to find his enemies.
The story revolves around Kurt Bey's journey to defend the Ottoman Empire and rescue his brother. Malkoçoğlu Ali Bey is killed in battle. He leaves the plans for the location of Don Castillani's treasure, divided into two necklaces, to his twin sons, Doğan Bey and Kurt Bey. However, Prince Murat, who opposes the sultan, and his man Mahmut Bey, join forces with Duke D'Alvarez and kidnap Doğan Bey. Doğan Bey, who was kidnapped at a young age, grows up unaware of his father, as the son of D'Alvarez. Kurt Bey, upon reaching adulthood, goes to fight against the Black Knight, who is oppressing Prince Murat and the villagers in the Balkans, under the orders of Sultan Süleyman Han. During this time, he will both encounter his brother and infiltrate the ranks of his enemies.
By a cruel fate, a pair of newborn twin brothers get separated, and one of them becomes a pampered Casanova, while the other, lands a job at the factory of his unknown sibling's stepdad. Will the polar opposite twins reunite?