What you want to ask is, did Roy ask Joker Xue about writing songs? I consulted. According to Netease.com, Mr Xue and Roy have always been very good. Roy said that he sometimes discussed with Joker Xue, or wrote new songs and lyrics, and asked Joker Xue for help and advice. Joker Xue, 1983 Born in Shanghai on July 7th, China male pop singer and music producer, graduated from Glion Hotel Management College.