Time Warp Trio - Season 1 Episode 18 Wushu Were Here
Overview: Sam gets trapped inside The Book, and Anna, Fred and Joe travel back to the Tang dynasty in China in A.D. 621 to figure out how to get him out. En route they help the Shaolin Monks rescue General Li Shimin from prison, travel past the beginnings of the Great Wall, learn about the teachings of Zen Buddhism, and come face to face with the evil Mad Jack!