Sammo Hung's skinny look has fans voicing their concern

Hong Kong singer Alan Tam (right) posted photos of him with actor Sammo Hung (second from right) at a lunch with two friends. Photo: Weibo/Alan Tam

Was it the camera angle or has portly actor-director Sammo Hung lost a tremendous amount of weight?

Earlier this week, Hong Kong actor-singer Alan Tam, 69, posted on Weibo two photos of him having lunch with Hung, 68, and two unnamed friends.