12岁的乔什（汤姆·汉克斯 Tom Hanks 饰）似乎对自己的年龄有些意见：个子太矮而无法坐绕环滑车，年纪太小追不到心仪女孩……于是他向游乐场里的一个古旧许愿机投了25美分，许愿变成一个大人。不料第二天起床，乔什竟发现自己一夜之间长大了近20岁，现在他是一个不折不扣的大人了，连母亲都认为他是绑架儿子的陌生人而将他赶了出去。乔什只好自谋生计，在一家玩具公司找到了职位。在一次偶然的机会，乔什孩子般的天真与热情给玩具公司老板留下了深刻印象，他的点子也使他在工作中频获嘉奖，很快住进了宽敞的公寓，并与年轻同事苏珊（伊丽莎白·帕金斯 Elizabeth Perkins 饰）展开了浪漫恋情。然而随着工作、生活、爱情这些成人世界的压力开始向乔什逼近，乔什那颗刚满13岁的心渐渐感到困倦失落，他开始回想，这是否就是自己想要的成长…… 本片曾获提名奥斯卡最佳男主角及最佳原创剧本。
Gilang is an extra actor who has been in the film industry for 10 years. Gilang always gives too much extra effort so he is blacklisted by many directors and casting directors. Excessive effort makes Gilang always run out of money to invest in his extra roles. Gilang loves a Citra award actress named Rachel Hesington. Unfortunately, Rachel is dating a rising actor, Kevin Sumitro. Kevin is the son of a wealthy businessman named Mr. Nedy Sumitro. Mr. Chen, a mining entrepreneur, kidnaps Kevin and asks for a ransom of 100 billion. The kidnapping incident occurs at the shooting location. In the confusion, Kevin is kidnapped. The kidnapper thinks Gilang is Kevin. So Gilang and Rachel are also kidnapped. The director is also kidnapped. As the story progresses, Gilang manages to overcome all the obstacles that block him, using the knowledge he learned when he was an extra in many films.
Matt's fiance leaves him at the altar. Heartbroken, he goes on their planned Italian honeymoon alone. There he rediscovers his zest for life, food, and meets Gia who helps him find love again.
