[Official Drama Page] Yes Sir No Sir


Eps: 30 episodes
Genre: School/Police/Enlightenment/Comedy

- The series revolves around bad students.
- Moses Chan will play a cop who goes undercover as a teacher to investigate Linda Chung's brother-in-law, a triad member played by Savio Tsang. He will be a very strict teacher. He and Ron Ng will both pursue Tavia Yeung. Although he likes Tavia, he gets close to Linda, even pretending to fall in love with Linda to further his investigation.
- Tavia will play a teacher of liberal studies and physical education named Miss Ho. She and Moses both like one another, but he goes out with Linda. Tavia admires Ron because he is an up-and-comer in the police force, and then she starts to like him.
- Ron will play an inspector of police. He is an up-and-comer in the police force, who is responsible for a number of schools. He will have a romantic storyline with Tavia and Jess Sum, a PR manager. Because his girlfriend, played by Jess, forces him into a marriage, this scares him away, and he falls in love with Tavia. He can get any girl he pursues, except for Tavia, who does not care for him.
- Linda will play a bowling instructor named Miss Koo. Her character is very cool and does not joke much. She does not talk much and does not have many friends. Because Moses makes her very happy, she starts to like him.
- Lee Sing Cheung, Lee Kai Kit, and Stephen Wong will play cops.
- Ronald Law will play the leader of the students who stir up trouble named Cheung Pak Chuen (張柏全).
- Cilla Kung will play a bad student named Chung Ka Bo (鍾家寶). She is very rebellious and always plays tricks on the teachers. She and some male students form a group of bullies called 'K4'. She excels at bowling. For a boy she likes, she changes back into a pure and innocent girl.
- Yeung Chiu Hoi will play a student named Ng Ka Yi (伍家義), who is a traitor.
- Angel Chiang will play a bad student named Lam Lai Heung (林麗香). She think she is very beautiful, but people call her a 'pork chop'; therefore, she is nicknamed 'lemongrass'. She is a very vain girl, who is also very flirtatious. To pursue a boy she likes, she signs up for the bowling team.
- Queenie Chu will play Linda's older sister, the wife of Savio. She is a good person who easily trusts people. Because of her marriage to Savio, her relationship with Linda turns sour.
- Eric Li will play a triad member.
*Chan Sze Wai will play the younger version of Linda.

Credits: to hyn5 @ http://hyn5-hyn5.blogspot.com