Perhaps the most notorious concubine in Chinese history, Yang Guifei set a pudgy standard of beauty in her days of glory during the Tang dynasty. The Emperor Minghuang was so besotted with the woman that when An Lushan stages his rebellion against the empire, the ruler takes Yang Guifei along with his imperial entourage in an escape to the mountainous area of modern-day Sichuan, and sanctuary of sorts. But the concubine had roused the jealousy of the court and unfortunately for her and to the gr...