Fat Choi Spirit () is a 2002 Hong Kong comedy film produced and directed by Johnnie To and Wai Ka-fai, and starring Andy Lau, Lau Ching-wan, Louis Koo, Gigi Leung and Cherrie In. The film is a comedy, falling into the peculiar Hong Kong genre of Mahjong films, and was released during the Lunar New Year of 2002. Plot Andy is an extremely compulsive Mahjong player. Thrown out of the house by his mother and ignored by his more academically gifted and successful younger brother, Louis, he had a hard time running away from debt collectors. One day he met a woman named Gigi after a run-in with some of the debt collectors' men. Gigi started out as a thief, but because she fell for him and gave him immense luck, Andy gained great success with his extreme good luck in mahjong games and became very rich. However, he refused to marry Gigi because she, though a nice woman when with him, was a sore loser who threw temper tantrums when on the verge of losing mahjong games. She could not understand that he couldn't stand the way she behaved. As Andy said, her behaviour could be revealed by just playing a game of mahjong where when she lost: She would throw the tables. He promised her that he would marry her if she could play a game of mahjong without such a bad temper. She couldn't and so he couldn't marry her though he loved her. In the meantime, Andy found his mother who was now suffering from Alzheimer's disease. His brother faced bankruptcy and moved in with Andy, who lived in a bungalow. Not wanting to lose out in finding a job, Louis who had excellent luck in mahjong but zero skill, was conned out of all his money and even his clothes by a skilled, devious mahjong player, Sean (portrayed by Lau Ching-wan). A kind-hearted simpleton, a woman on the con team, (Cherrie) fell for him and decided to mend her ways. Gigi, who was very disappointed with Andy's refusal to marry her, went with the bad crowd, in the form of the mahjong con men led by Sean. Andy who was cursed by Gigi lost his winning streak and instead found a living as a taxi driver; he moved into public housing. Being ever optimistic, he did not complain. However, not wanting Gigi to fall into