Stephen Chow acted in a movie, and there was a story in it. He and the other party kept throwing up, and finally he managed to throw up in each other's mouth. What's the name of this movie?

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The plot is as follows: Liu Jing (Stephen Chow), a young man from the mainland, has magical powers in his right hand, but he has never formally studied Kung Fu. After coming to Hong Kong, I couldn't find a friend's residence, so I had to stay at chic (Zhong Zhentao) where I first met. Handsome encourages Liu Jing to take part in the free fighting competition, so he goes to Zhao Dong (Fui-On Shing) to learn from his teacher. The people who followed the martial arts school surrounded Huo Huan (Yuan Kui) that night, so

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Know Huo Min (played by Sharla Cheung). Both Liu Jing and Handsome like Huo Min. They transferred to Huo Jia Boxing Hall to study, and Huo Min was very kind to them, which made Kevin·Z (Yin Yangming), who had a crush on Huo Min, dissatisfied and turned to make things difficult for them. One night, Kevin·Z lost his mind and wanted to have sex with Huo Min, but he happened to be caught by Liu Jing and the handsome boy. Kevin·Z conveniently gave them false misfortune, so they were kicked out of the boxing hall, and Liu Jing and Zhang Jun broke up because of misunderstanding. After Liu Jing finally met a friend he couldn't find anywhere, he studied martial arts with his friend's master and fought in the name of New Jingwumen. In the final, Liu Jing beat Huo Huan, and then Kevin·Z killed Huo Huan in the lounge, which made Liu Jing think that he had killed Master, so he was greatly affected and decided to quit the competition. At this critical juncture, Huo Min, who was imprisoned by Kevin·Z, was rescued in time and told the truth. Liu Jing finally pulled himself together and beat Kevin·Z to win the championship ...?