Stephen Chow and two men chased a girl. What movie is this?

The film is directed by Wah-Kei Wong. Hairdresser Chen Kaixin (Jacky Cheung), costume designer Ji Haoren (Mo Shaocong) and Feng Shui master Lai Pudding (Stephen Chow) jointly set up a trendy hair salon. On the opening day, Lai Pudding (Stephen Chow) and Ji Haoren (Mo Shaocong) came to cut it, but they had an argument with the barber shop owner Zhu (Richard Ng) next door. At a dinner party, three people were drunk and mistakenly slept in the same room with Yaying, which led to Yaying's pregnancy. In order to live with Yaying, the three men rushed to admit that they had done it. Because the three people have the same blood type, the hospital can't find out who did it. Yaying's parents decided to examine the performance of the three before making a decision. In order to be the best son-in-law, the three men launched a fierce competition ...