香港早期动作片，女版孙悟空大闹人间。
在小镇上，一个年轻人游手好闲无所事事，于是他决定去纽约碰碰运气。影片讲述了1925年发生在美国西部牛仔的故事，风格搞笑幽默。 A young man who doesn't find a job in his small hometown, tries his luck in New York, but is overwelmed by the life of the city, so decides to try his luck somewhere else after a only a few minutes in New York. He falls off a train near a ranch, where he tries his luck as a cowbowy, being in his own way very sucessful. But he shows what he can do when the farm has to bring a 100 head of cattle to the slaughterhouses of Los Angeles to avoid going bankrupt, against the will of his neighbour who wants a better price. After a shoot-out with the neighbour's men he's the only person on a Los Angeles bound train with 1000 cows....
付大歘（付滃 饰）的老婆小楠（周戈楠 饰）性格强势，大歘本身也是上门女婿，因此在家庭生活中一直忍气吞声战战兢兢，久而久之，大歘感到非常的压抑，唯一能够让他放松下来的，只有酒精。这一天，大歘和兄弟焦健（王卓 饰）、晓嵩（鞠泓宇 饰）一起出门喝酒放松，这当然不能给小楠知道。 在夜店里，大歘邂逅了美艳女子平平（王君平 饰），在酒精的麻痹之下，大歘的内心里动起了歪念头。哪知道不仅遭到了小楠连环夺命call的骚扰，想要放纵一把还险些遇到仙人跳，在危急时刻，竟然是平平对大歘出手相救，两人之间竟然萌生出了一丝革命友谊。
本片是导演大卫·道金、《宿醉》编剧乔恩·卢卡斯联合制作的最新喜剧作品。
