乔治(史蒂夫·马丁 Steve Martin 饰)好不容易才接受了女儿已嫁为人妻的现实,本以为生活能够重新归于平静,没想到女儿怀孕的消息再度让乔治陷入了焦虑之中。女儿怀孕,不仅意味着她将步入人生新的阶段,同时还意味着,乔治已经到了升格成为外公的年纪了,一种深深的危机感弥漫在乔治的心头无法挥散。
不知是福是祸,乔治的妻子妮娜(黛安·基顿 Diane Keaton 饰)也有喜了,一边是外公,一边是父亲,被两种身份困扰得焦头烂额的乔治能够担负起自己的责任吗?在这样一个节骨眼上,不知道是哪根筋搭错了的乔治竟然将精力投入到了证明自己依旧“宝刀未老”这件事情上面。
A company that produces a toxic chemical tries to improve its image via a popular spokesperson, Ricky Coogan. Ricky travels to South America to get a first-hand look at the chemical's effects and finds himself at a mutant freak farm. Elijah, who runs the farm, is only too happy to have new subjects on which to try his freak machine. The very chemical that Ricky is supposed to promote is the one responsible for creating the great variety of freaks.
Dr. Michelle, a newly divorced lawyer, decides to disguise himself as a woman to keep his job during a restructuring and to gain custody of his son. However, living as a woman proves to be more challenging than he expected.