《你好，旧时光》是根据八月长安同名小说改编的青春校园剧，由沙漠执导，李兰迪、张新成、李牵、周澄奥、许梦圆、曹恩齐、汤梦佳、赵健雷、陈鹏万里等主演，该剧讲述了耿耿余淮隔壁班余周周、林杨和他们身边的小伙伴们在振华中学里经历种种喜怒哀乐并共同成长的青春故事，其中余周周不让林杨看她笑是在第七集。
"Hello, Old Times" is a young school drama based on the Chang'an novel of the same name in August, directed by the desert. Starring Li Landi, Zhang Xincheng, Li Qian, Zhou Chengao, Xu Mengyuan, Cao Enqi, Tang Mengjia, Zhao Jianlei, Chen Peng Wanli, the play tells the story of the youth of Yu Zhouzhou, Lin Yang and their friends in Zhenhua Middle School who experienced all kinds of joys and sorrows and grew up together. One of which Yu Zhouzhou won't let Lin Yang see her laugh is in the seventh episode.
