When Shifu learns that the evil Tai Lung is coming to the land , he quickly teaches Po kung fu so he can be given the Dragon Scroll that will help him beat Tai Lung . Meanwhile , Tai Lung escapes from prison as foreseen by Oogway , who makes Shifu promise to train Po before passing away . Still unable to grasp the basics of kung fu and confessing a crippling self-loathing , Po despairs that he has no chance of defeating Tai Lung .