Tiger turned 13 during his four month stay in Beijing for non-surgical treatment for scoliosis. This video was made by the hospital and records Tiger's surprise Birthday Party. While Tiger was away from his room for a treatment, his Doctor's, Nurses and and other young patients put up balloons and other decorations and turned off the lights. When Tiger arrived he was very happy and surprised when he entered the dark room to his Birthday Cake, Happy Birthday Songs in Chinese and English. It was a birthday he will never forget!