在这部疯狂星期五喜剧/家庭/奇幻片中,本片的主要人物是一个中产家庭的两母女，母亲是典型的贤妻良母，女儿则是活泼好动，个性男性化的中学生。由于女儿不听管教，母女二人经常抱怨，希望成为对方。就在他们说出这句话的同时，奇迹发生了，他们的灵魂进行了互调。由于个性和修养的截然不同，母亲和女儿对调身体以后当然不能适应，而闹出一连串的笑话。
Schoolgirl Annabel is hassled by her mother, and Mrs. Andrews is annoyed with her daughter, Annabel. They each think that the other has an easy life. On a normal Friday morning, each complain about the other and wish she could have the easy life of her daughter/mother for just one day and their wishes come true as a bit of magic puts Annabel in Mrs. Andrews' body and vice versa. They each have a Freaky Friday.
