布法罗格林高中迎来一年一度的毕业典礼,呆板木讷的男孩丹尼斯·库夫曼(保罗·鲁斯特 Paul Rust 饰)作为学生代表上台发表讲话。令所有人都大吃一惊的是,这个毫不起眼的家伙竟然在大庭广众之下向校花——啦啦队长贝丝·库珀(海顿·潘妮蒂尔 Hayden Panettiere 饰)说出“我爱你”三个字。对丹尼斯来说,这不过是了却了自己的一桩心愿,剩下的事就是和好哥们里奇(杰克·卡朋特 Jack Carpenter 饰)快乐地度过毕业晚会。不过当晚贝丝竟带着两位姐妹淘来到丹尼斯的身边。当然,尾随前来的还有贝丝气急败坏的男朋友。一番混乱之后,丹尼斯和贝丝等五个人冲了出来。开始了难忘而美好的夜晚…… 本片根据拉里·道尔(Larry Doyle)的同名原著改编。When Dennis Cooverman gives the commencement speech at his graduation, his friend tells him to let it all out. So he proclaims his love for Beth Cooper the head cheerleader, and says things about everyone in the graduating class as well as some other people. Later Beth confronts him and he invites her to a graduation party at his house. And to his surprise she and two of her friends show up. But also some of the people he offended with his speech, who want to tear him apart. And one of them is Beth's boyfriend whom she just broke up with. So they all get in Beth's car and drive away. And what follows is a wild adventure.