During breaks, people discovered that he never took a sip of water no matter how thirsty. It turned out he was undergoing chemotherapy for bladder cancer. A shocked Peng Yaling blurted out: "Cai Yishan, you can't die; you're the leading man in our next show!"
休息時間眾人發現，不管如何口乾舌燥他都忍著一口水都不碰，進一步追問才得知，他罹患膀胱癌正在化療中，嚇得彭雅玲失聲大叫並說：「蔡益山，你不可以死，你是我下一部戲的男主角！」