The opera school was run by Master Yu Jim Yuen. He was not sure of Hung's abilities due to his large size (young Kam-bo always had a fondness for food). But soon Yuen was swayed by Hung's acrobatic abilities, and his stern manner, which Yuen felt would help keep the other students in line.
That time was quite hard. The group would rise before dawn and do exercises until noon, when they were finally allowed to clear their bladders. After a small lunch, the students would train until dusk, after which they would have to do chores until around midnight. Anyone caught goofing off or slacking would be dealt swift punishment, but those who impressed sifu Yuen would be allowed into the "Seven Happy Fortunes" troupe, which was the main money-making source for the school. As he moved into his teenage years, Hung became the "big brother" of the group,