Tricky Brains

Tricky Brains Chinese , also known as The Ultimate Trickster, is a 1991 Hong Kong comedy film written and directed by Wong Jing, who also costars in the film. The film stars Andy Lau, Stephen Chow, Rosamund Kwan, Chingmy Yau, Ng Mantat and Waise Lee.

From here Jing attempts to embarrass Kit in front of Lucy at every turn, but Kit cleverly avoids his tricks without suspecting Jing. It isnt until a contractsigning event which Kit is responsible for that he succeeds, in which he makes everyone from his company leave the room and assaults the other party. As a result, Kit is fired. Seeing this, his father Yan Che Ng Mantat also quits the company despite his retirement only a few months away.That night, Jing prepares to leave the house, but is given a surprise birthday party by his brother and father, which moved him deeply. When Macky contacts him and asks him to target Kit yet again, he flat out refuses. Banana overhears the conversation and seeks out the Trick Expert who is actually Jings true identity. She insists that he target Macky to avenge Kit, and promises that she would marry him in return. Jing and Banana go to meet Kit and his father and tell them the truth. They are furious at first, but eventually accept Jings help. ........

Source: Wikipedia