当达尔顿，遥远西部的一帮怪异匪徒决定抢劫银行来取悦母亲时，他们真正的麻烦开始了。在从狱中逃跑后，四兄弟穿过墨西哥边境寻找一顶能让他们达到目的魔法墨西哥帽(可以让他们隐形)。不过这个过程中密布障碍，并且幸运星鲁克处理他们的案子……无厘头暴笑喜剧， 2004年法国投资额排名第二影片。

The Tunisian born hero of the film decides to break with his disorganized yet habit-ridden life in Paris, and sets off to discover his homeland, which he left at 6 years old, and to rekindle the memory of his mother, who died when he was a child.