Celebrity couple Anita Yuen and Julian Cheung's 14-year-old son Morton is now taller than both of them. – PHOTOS: Weibo/Anita Yuen Anita Yuen and Julian Cheung's son is now taller than both of themCelebrity couple Anita Yuen and Julian Cheung, who have a 14-year-old son Morton, have revealed that he is now taller than both of them. In a series of photos posted on Weibo by Yuen on Thursday (July 1), the family of three is seen on an outing to Mount Putuo in China's Zhejiang province to pray for blessings. In one heartwarming photo of their backs, Yuen and Cheung, both 49, have their hands firmly clasped together, while her lanky son has his arm draped over her shoulder.