厌倦了每天千篇一律的枯燥生活,小羊肖恩决定做些改变。他煽动同伴们参与了他的计划,引开狗狗比泽尔的同时,将农夫催眠。可是他们的快乐假日还没开始,意外突然发生。关着农夫的拖车厢失去控制,一路向市中心冲去。比泽尔命令羊羊们回到农场,自己则惊慌失措地跑去营救农夫。好不容易醒来的农夫根本搞不清发生了什么状况,随后头部遭受撞击失去了记忆。另一边,农场在三只肥猪的祸害下沸反盈天,乱作一团。肖恩、提米、雪利他们都开始怀念一本正经的农夫了。一不做二不休,肖恩背起行囊混上了开往市中心的巴士,他的伙伴们也不打招呼尾随而至。rn怎奈城市的情况极其复杂,冷酷无情的抓狗人更成为羊羊们难以逾越的障碍……
Based on the novel by Karel Capek, the prominent Czech writer of the early 20th century who coined the word robot for his play R.U.R., the story revolves around a discovery of Krakatit - a powerful explosive - by Prokop, an experimental scientist who, following an accidental explosion in his lab, slips in and out of delirium. When he realises that, in a delirious period, he has given the formula for making Krakatit to one of his colleagues, he tries to find the man, who does not realize how dangerous a thing Krakatit is. In the process, he nearly gives his discovery away again to foreign interests, a group of anarchists, and even greater forces of darkness...