A staff member records the march speed as waist drum dancers from Ansai County of northwest China's Shaanxi Province attend a rehearsal for the upcoming National Day massive celebration, in Beijing, Sept. 16, 2009. A massive celebration will be held in Tian'anmen Square on Oct. 1 for the 60th anniversary of the founding of People's Republic of China. [Luo Xiaoguang/Xinhua]