Jing goo juen ga

The Tricky Expert, a self-proclaimed master of tricks, is hired by Macky Kam to ruin the relationship between Che Man-kit and Lucy Ching. As part of the plan, Jing sets up an act to get into the Che household, where Kit is initially suspicious but eventually convinced that Jing is his long lost brother. Jing's pranks escalate, causing Kit's downfall, but ultimately, Jing helps Kit win Lucy's heart by subduing Kam and his men, and Kit proposes to Lucy with the help of Jing and his father Yan.