在这部跳蚤马戏团喜剧/动画/短片/家庭片中,夜幕降临，在某个大都会的繁华角落，一个来自西班牙的马戏团即将举行盛大的演出。与众不同的是，这家马戏团所有的成员全部由跳蚤组成，因此吸引了许多怀有好奇心的观众买票入场观看。演出整点准时开始，台底下人头攒动，座无虚席。节目相继开始，首先演员们列队入场，第一个节目是群演节目，一群跳蚤有序地组成各种各样的有趣图形。第二个节目是跳蚤踢踏舞，跳蚤演员在聚光灯下表演，谁知从舞台的缝隙处掉了下去。第三个节目时吞剑，紧接着的节目是钢琴表演，最终钢琴家掉到了痰盂里。随后的节目是名叫弗朗西斯的小丑的演唱，可是他被嘘了下去。随后登场的是备受观众欢迎的女跳蚤菲菲，她应邀登场，路上遇见了痛哭流涕的弗朗西斯……
The story concerns a famous flea circus. At the center of the story are a clown flea named Francois and a glamorous flea named Fifi. Francois asks Fifi to marry him, but she refuses. One day, the performance of the circus's show-stopping dance number is interrupted by a dog, who the entire entourage takes to, leaving the owner now bankrupt and with no actors. Francois assures the owner of the circus that he will help. Trailing the dog, he finds it in a nearby fountain, the fleas on his back sinking into the watery depths like people on a sinking ship. Among the fleas calling for help is Fifi. Francois saves her, to which she asks him to marry her for his bravery. Soon afterward, the two marry and have a rather large number of baby fleas. Returning to the flea circus owner, he is more than happy to display Fifi, Francois, and their offspring, and the circus is back in business. Everything looks to be back to normal, when Francois walk into Fifi's room and see her working away at a pair...
