古树林（林子祥 饰）为举世知名指挥家，来港演出，想顺道与昔日好友重聚一番，却碰上两个百厌无比的小灵精Philadonna（周慧敏 饰）和金志杰（张学友 饰），一切原定的方案都被搞得一塌懵懂。一次，在二人所布下的“黄脚鸡”局中，金志杰的姐姐金中玉（张曼玉 饰）看法了古树林，二人相互欣赏之余，随即坠入爱河。 　　两个小灵精整天以顽皮作弄为乐，这次居然布下绑票案，怎知弄假成真，不但Philadonna之母... Gu Shulin (George Lam) is known to the world conductor to perform in Hong Kong, want to take the opportunity and a reunion of old friends, but with two very small mischievous sperm Philadonna (Vivian Chow) and Jin Zhijie (Jacky Cheung ornaments), all plans are in a complete mess. Once, two people in the cloth under the "yellow chicken foot" in the Bureau, the sister of Jin Zhijie Jin Zhong Yu (Maggie Cheung) know the ancient trees, more than two people appreciate each other, then fall in love. Two fine day to play for any naughty Le, this was under the cloth kidnapping, how to know the real Philadonna, not only the mother...