1. The song1Sunny Day in 999 is an episode of 1957 movie The Story of Six Treasures. Hu Shiyan and Huang Zongjiang wrote lyrics, Gao Ruxing composed music, and Yu Ding, Pan Wenlin, Hu Yansheng and Sun Peihua sang.

2. Lyrics excerpt: 1999 On a sunny day, 18-year-old brother was sitting by the river, and the east wind was blowing a windmill.