He recalled that, in the early days, his family was not only annoyed by sounds of him and his elder brother playing guitar, but also worried about whether the two could sup-port themselves financially by forming a band.

As the two persisted in following their musical dream, their mother gradually gave a tacit consent.

To make a wax replica, usually a professional team from the United Kingdom would fly to China and spend several hours taking measurements of the subject's finest details, such as hands and eyeballs. With a living subject, these can obviously be taken with the subject on hand.

However, in this situation, the team opened a line of communication with Wong Ka-keung to extract as much information as they could about his elder brother. He also provided clothes to the team for them to extrapolate the most accurate measurements possible.

"I remember that he is taller than me and his waist is slimmer," Wong Ka-keung says.

The team watched Wong Ka-kui's videos repeatedly to capture the essence of his expressions. They even made replicas of the same earrings, necklaces and rings that he used to wear onstage.