The Eighth Happiness stars this actor, regarded as one of four what?
The Eighth Happiness: The Eighth Happiness (八星報喜) is a 1988 Hong Kong comedy film directed by Johnnie To and starring an ensemble cast of Chow Yun-fat, Raymond Wong, Jacky Cheung, Carol Cheng, Cherie Chung, Fung Bo Bo and Fennie Yuen. Jacky Cheung:  With more than 25 million records sold as of 2003, he is regarded as one of the "Four Heavenly Kings" and has been deemed the "God of Songs" of Hong Kong.
i don't know