作为秘密特工的萨姆真实的身份无法被别人知晓，哪怕是自己身边的好友都不知道。这次，萨姆面临一项艰巨且陌生的任务：为儿时最好的朋友当伴娘。从未参加过此类活动的萨姆在婚礼现场感到极度的不舒适。她没法适应这样打扮的自己以及这种没有人可以交流的场合。就在她尴尬踌躇之际，一伙犯罪分子潜入会场。他们得知现场有许多的金子便起了打劫的念头。眼看自己好友的婚礼即将被毁于一旦，而且众人的性命也将受到威胁。萨姆终于展示自己的本领，利用自己特工的过人身手和机警的思维成功保护了大家，击退坏人，等到了警察的救援。
本片是由杰克·哥德博尔格执导并担任编剧，弗莱迪·海默、奥德娅·拉什和克里斯托弗·米洛尼等人出演的喜剧片。
Exuberant CHLOE is a whirlwind of energy who acts purely on impulse and has never quite grown up. Industrious JEFF is a hard-working guy who plans his future, step by step. When the two fall in love, they inevitably quarrel and break up. But when they decide to pretend to still be together so that their holiday season won't turn into a pity party, they soon realize that opposites, after all, do attract -- and that, despite their differences, they are still very much in love...
