During the Sui and Tang dynasties, in order to achieve the goal of usurping ambitions, they tried their best to seduce Sui Yangdi with beautiful colors. However, his sole dread was Taiyuan Hou Liyuan. In order to monitor the action of Li Yuan in Taiyuan, Yu Culture and its sub-Yu Wencheng secretly went to Shanxi. The name was pronounced as "emperor beauty pageant", in fact, to find out the essence of Li Yuan. Li Yuan's fourth son Li Yuan immense force, outside the naive Neixiu, very naughty, but why grew up with him beauty Xiao Mei Niang's words, he rebuffed. Unscrupulous weapons so that he destroyed a lot of punishment was banned to study calligraphy, he wrote it all but Xiao Mei Niang, let Li Yuan laughed. Even let his brother Li Shimin angry: he actually ripped off the electoral list of the court, can be described as courageous.